BACK TOTOP Browse A-ZSearchBrowse A-ZABCDEFGHIJKLMNOPQRSTUVWXYZ0-9 O Oa Ob Oc Od Oe Of Og Oh Oi Ol Om On O Oo Op Or Os Ot Ou Ov Ow Ox Oz OO blood type (see: Blood typing) (Medical Test)OaOA (see: Osteoarthritis) (Condition)OA - knee replacement (see: Knee joint replacement) (Surgery)Oak - poisonous (see: Poison ivy - oak - sumac) (Poison)ObObese - children (see: Obesity in children) (Condition)Obesity(Condition)Obesity(Alt. Medicine)Obesity (see: Weight control and diet) (In-Depth)Obesity - 500 calories (see: 10 ways to cut 500 calories a day) (Special Topic)Obesity - activity (see: Exercise and activity for weight loss) (Self-Care)Obesity - alcohol (see: Weight loss and alcohol) (Special Topic)Obesity - BMI (see: Body mass index) (Special Topic)Obesity - body mass index (see: Body mass index) (Special Topic)Obesity - body mass index (see: Overweight) (Symptoms)Obesity - boost metabolism (see: Can you boost your metabolism?) (Special Topic)Obesity - burning calories (see: Ways to burn more calories every day) (Special Topic)Obesity - calorie count - alcoholic beverages (see: Calorie count - Alcoholic beverages) (Special Topic)Obesity - calorie count - fast food (see: Calorie count - fast food) (Special Topic)Obesity - calorie count - sodas and energy drinks (see: Calorie count - sodas and energy drinks) (Special Topic)Obesity - calorie count fast food (see: Calorie count - fast food) (Special Topic)Obesity - calorie sodas (see: Calorie count - sodas and energy drinks) (Special Topic)Obesity - central sleep apnea (see: Central sleep apnea) (Condition)Obesity - diet after banding (see: Diet after gastric banding ) (Self-Care)Obesity - diet after bypass (see: Your diet after gastric bypass surgery) (Self-Care)Obesity - diet myths and facts (see: Diet myths and facts) (Special Topic)Obesity - diet-boosting foods (see: Diet-boosting foods) (Special Topic)Obesity - diet-busting foods (see: Diet-busting foods) (Self-Care)Obesity - eating out (see: Eating out) (Self-Care)Obesity - emotional eating (see: Break the bonds of emotional eating) (Special Topic)Obesity - exercise (see: Exercising on a budget) (Special Topic)Obesity - fast food (see: Fast food tips) (Self-Care)Obesity - gastric banding (see: Laparoscopic gastric banding) (Surgery)Obesity - grocery shopping (see: Healthy grocery shopping) (Self-Care)Obesity - healthy eating (see: Healthy habits for weight loss) (Special Topic)Obesity - healthy habits (see: Healthy habits for weight loss) (Special Topic)Obesity - herbal remedies (see: Herbal remedies and supplements for weight loss ) (Self-Care)Obesity - low-calorie cocktails (see: Low-calorie cocktails) (Special Topic)Obesity - managing your weight (see: Managing your weight with healthy eating ) (Self-Care)Obesity - metabolism (see: Can you boost your metabolism?) (Special Topic)Obesity - portion size (see: Portion size) (Self-Care)Obesity - rapid weight loss (see: Diet for rapid weight loss) (Special Topic)Obesity - reading food labels (see: How to read food labels) (Self-Care)Obesity - sweetened beverages (see: Sweetened beverages) (Self-Care)Obesity - time to move (see: Make time to move) (Special Topic)Obesity - weight loss drugs (see: Weight-loss medicines) (Self-Care)Obesity gastric banding discharge (see: Laparoscopic gastric banding - discharge ) (Discharge)Obesity gastric bypass discharge (see: Gastric bypass surgery - discharge ) (Discharge)Obesity hypoventilation syndrome (OHS)(Condition)Obesity in children(Condition)Obesity surgery - gastric bypass (see: Gastric bypass surgery) (Surgery)Obesity- diet myths and facts (see: Diet myths and facts) (Special Topic)Obesity-rapid weight loss (see: Diet for rapid weight loss) (Special Topic)Objects in the nose (see: Foreign body in the nose) (Injury)OBS (see: Neurocognitive disorder) (Condition)Obsessive-compulsive disorder(Condition)Obsessive-compulsive disorder (see: Anxiety disorders) (In-Depth)Obsessive-compulsive neurosis (see: Obsessive-compulsive disorder) (Condition)Obsessive-compulsive personality disorder(Condition)Obstetric sonogram (see: Ultrasound pregnancy) (Medical Test)Obstetric ultrasonography (see: Ultrasound pregnancy) (Medical Test)Obstetrical brachial plexus palsy (see: Brachial plexus injury in newborns) (Condition)Obstipation - bowel retraining (see: Bowel retraining) (Special Topic)Obstructed airway (see: Foreign object - inhaled) (Injury)Obstructed airway (see: Foreign object - swallowed) (Injury)Obstruction of the ureteropelvic junction (see: UPJ obstruction) (Condition)Obstructive sleep apnea(In-Depth)Obstructive sleep apnea - adults(Condition)Obstructive sleep apnea - CPAP (see: Positive airway pressure treatment) (Special Topic)Obstructive sleep apnea - sleep study (see: Polysomnography) (Medical Test)Obstructive sleep apnea - uvulopalaplasty (see: Uvulopalatopharyngoplasty (UPPP) ) (Surgery)Obstructive uropathy(Condition)Obstructive uropathy - hydronephrosis (see: Hydronephrosis of one kidney) (Condition)Obtundation (see: Decreased alertness) (Symptoms)Obturator sling (see: Urinary incontinence - tension-free vaginal tape) (Surgery)OcOccipital-frontal circumference (see: Head circumference) (Special Topic)Occiput anterior (see: Delivery presentations) (Special Topic)Occiput posterior (see: Delivery presentations) (Special Topic)Occlusion - renal vein (see: Renal vein thrombosis) (Condition)Occupational asthma(Condition)Occupational bronchitis (see: Industrial bronchitis) (Condition)Occupational hearing loss(Condition)Occupational therapy - at home (see: Home health care ) (Self-Care)OCD (see: Obsessive-compulsive disorder) (Condition)OCPD (see: Obsessive-compulsive personality disorder) (Condition)Ocular albinism (see: Albinism) (Condition)Ocular diabetic neuropathy (see: Cranial mononeuropathy III - diabetic type) (Condition)Ocular larva migrans (see: Visceral larva migrans) (Condition)Ocular melanoma (see: Melanoma of the eye) (Condition)Ocular motility examination (see: Extraocular muscle function testing) (Medical Test)Ocular ultrasonography (see: Eye and orbit ultrasound) (Medical Test)Oculocutaneous albinism (see: Albinism) (Condition)Oculoglandular syndrome (see: Parinaud oculoglandular syndrome) (Condition)Oculomotor palsy (see: Cranial mononeuropathy III) (Condition)Oculoplastic procedures(Self-Care)Oculoplastics (see: Oculoplastic procedures) (Self-Care)Oculosympathetic paresis (see: Horner syndrome) (Condition)OdOdontogenic abscess (see: Tooth abscess) (Condition)ODS (see: Osmotic demyelination syndrome) (Condition)Odynophagia (see: Painful swallowing) (Symptoms)OeOenothera biennis (see: Evening primrose oil (EPO)) (Alt. Medicine)OfOff-pump coronary artery bypass (see: Heart bypass surgery) (Surgery)Off-pump coronary artery bypass - discharge (see: Heart bypass surgery - discharge) (Discharge)OgOG - infants (see: Feeding tube - infants) (Special Topic)Ogilvie syndrome (see: Intestinal pseudo-obstruction) (Condition)Ogilvie's syndrome (see: Intestinal pseudo-obstruction) (Condition)OGTT - non-pregnant (see: Glucose tolerance test - non-pregnant) (Medical Test)OGTT - pregnancy (see: Glucose screening tests during pregnancy) (Medical Test)OhOhara disease (see: Tularemia) (Condition)Ohio River Valley fever (see: Histoplasmosis) (Condition)OHSS (see: Ovarian hyperstimulation syndrome) (Condition)OiOI (see: Osteogenesis imperfecta) (Condition)Oil (see: Diesel oil) (Poison)Oil of vitriol poisoning (see: Sulfuric acid poisoning) (Poison)Oil of wintergreen overdose (see: Methyl salicylate overdose) (Poison)Oil-based paint poisoning(Poison)Oily hair(Special Topic)Oily skin(Special Topic)OlOld world leishmaniasis (see: Leishmaniasis) (Condition)Older adult bathroom safety (see: Bathroom safety for adults) (Self-Care)Older children - new baby (see: Preparing children for pregnancy and a new baby) (Self-Care)Older drivers (see: Driving and older adults) (Self-Care)Oleander poisoning(Poison)Olecranon bursitis (see: Bursitis) (Condition)Oleic acid (see: Facts about monounsaturated fats) (Special Topic)Oligodendroglioma - adults (see: Brain tumor - primary - adults) (Condition)Oligodendroglioma - children (see: Brain tumor - children) (Condition)Oligodontia (see: Tooth formation - delayed or absent) (Symptoms)Oligohydramnios (see: Placental insufficiency) (Condition)Oligohydramnios - ultrasound (see: Ultrasound pregnancy) (Medical Test)Oliguria (see: Urine output - decreased) (Symptoms)Olivopontocerebellar atrophy (see: Multiple system atrophy - cerebellar subtype) (Condition)Olivopontocerebellar atrophy - supranuclear ophthalmoplegia (see: Supranuclear ophthalmoplegia) (Condition)Olivopontocerebellar degeneration (see: Multiple system atrophy - cerebellar subtype) (Condition)OmOME (see: Otitis media with effusion) (Condition)Omega-3 fats - Good for your heart(Special Topic)Omega-3 fatty acids(Alt. Medicine)Omega-6 fatty acids(Alt. Medicine)Omphalocele(Condition)Omphalocele repair(Surgery)OnOnabotulinumtoxinA - larynx (see: Botulinum toxin injection - larynx) (Surgery)OnabotulinumtoxinA-larynx (see: Botulinum toxin injection - larynx) (Surgery)Ondine's curse (see: Primary alveolar hypoventilation) (Condition)Online health information - what can you trust? (Special Topic)Onychocryptosis (see: Ingrown toenail) (Condition)Onychocryptosis surgery (see: Ingrown toenail removal – discharge) (Discharge)Onycholysis (see: Nail abnormalities) (Symptoms)Onychomycosis (see: Ingrown toenail removal – discharge) (Discharge)Onychomycosis (see: Fungal nail infection) (Condition)OO'nyong-nyong fever (see: Dengue fever) (Condition)OoOophoritis - aftercare (see: Pelvic inflammatory disease (PID) - aftercare) (Self-Care)OpOPCA (see: Multiple system atrophy - cerebellar subtype) (Condition)OPCAB (see: Heart bypass surgery) (Surgery)OPCAB - discharge (see: Heart bypass surgery - discharge) (Discharge)Open bite (see: Malocclusion of teeth) (Condition)Open browlift (see: Forehead lift) (Surgery)Open comedones (see: Blackheads) (Symptoms)Open distal pancreatectomy and splenectomy (see: Surgery for pancreatic cancer - discharge) (Discharge)Open distal pancreatectomy and splenectomy (see: Surgery for pancreatic cancer) (Surgery)Open gallbladder removal(Surgery)Open heart surgery(Surgery)Open injury bleeding (see: Bleeding) (Injury)Open lung biopsy(Medical Test)Open lymph node biopsy (see: Lymph node biopsy) (Medical Test)Open nephrectomy (see: Kidney removal) (Surgery)Open nephrectomy - discharge (see: Kidney removal - discharge) (Discharge)Open pleural biopsy(Medical Test)Open prostatectomy (see: Simple prostatectomy) (Surgery)Open reduction internal fixation - femur - discharge (see: Femur fracture repair - discharge) (Discharge)Open retropubic colposuspension (see: Urinary incontinence - retropubic suspension) (Surgery)Open retropubic colposuspension - discharge (see: Urinary incontinence surgery - female - discharge ) (Discharge)Open spleen removal in adults - discharge(Discharge)Open wound (see: Cuts and puncture wounds) (Injury)Open wound care (see: Surgical wound care - open) (Self-Care)Open-angle glaucoma (see: Glaucoma) (Condition)Operative hysteroscopy (see: Hysteroscopy) (Surgery)Ophiasis (see: Alopecia areata) (Condition)Ophthalmalgia (see: Eye pain) (Symptoms)Ophthalmia neonatorum (see: Neonatal conjunctivitis) (Condition)Ophthalmopathy - Graves (see: Graves disease) (Condition)Ophthalmoscopy(Medical Test)Opiate and opioid withdrawal(Condition)Opiate overdose (see: Heroin overdose) (Poison)Opiods (see: Pain medications - narcotics) (Special Topic)Opioid - substance use (see: Substance use - prescription drugs) (Special Topic)Opioid abuse - intoxication (see: Opioid intoxication) (Condition)Opioid intoxication(Condition)Opioid overdose (see: Heroin overdose) (Poison)Opioid use - intoxication (see: Opioid intoxication) (Condition)Opioids (see: Pain medications - narcotics) (Special Topic)Opisthotonos(Symptoms)Opisthotonos - decerebrate posture (see: Decerebrate posture) (Symptoms)Opoid withdrawal (see: Opiate and opioid withdrawal) (Condition)Oppositional defiant disorder(Condition)OPSI (see: Post-splenectomy complications) (Condition)Optic atrophy (see: Optic nerve atrophy) (Condition)Optic glioma(Condition)Optic glioma - children (see: Brain tumor - children) (Condition)Optic nerve - optic neuritis (see: Optic neuritis) (Condition)Optic nerve atrophy(Condition)Optic nerve glioma (see: Optic glioma) (Condition)Optic neuritis(Condition)Optic neuropathy (see: Optic nerve atrophy) (Condition)OrOral cancer(Condition)Oral cancer - biopsy (see: Oropharynx lesion biopsy) (Medical Test)Oral cancer - neck dissection (see: Neck dissection) (Surgery)Oral dryness (see: Dry mouth) (Symptoms)Oral glucose tolerance test (see: Glucose tolerance test - non-pregnant) (Medical Test)Oral glucose tolerance test - non-pregnant (see: Glucose tolerance test - non-pregnant) (Medical Test)Oral glucose tolerance test - pregnancy (see: Glucose screening tests during pregnancy) (Medical Test)Oral glucose tolerance test - pregnancy (OGTT) (see: Glucose screening tests during pregnancy) (Medical Test)Oral glucose tolerance test - non-pregnant (see: Glucose tolerance test - non-pregnant) (Medical Test)Oral herpes simplex (see: Herpes - oral) (Condition)Oral HPV infection (see: Oral human papillomavirus infection) (Condition)Oral human papillomavirus infection(Condition)Oral hygiene (see: Dental care - adult) (Special Topic)Oral hygiene - aging (see: Aging changes in teeth and gums) (Self-Care)Oral hypoglycemic - type 2 diabetes (see: Type 2 diabetes) (Condition)Oral hypoglycemics overdose(Poison)Oral malodor (see: Breath odor) (Symptoms)Oral mucositis - self-care(Self-Care)Oral mucous cyst(Condition)Oral steroids (see: Asthma - quick-relief drugs ) (Self-Care)Oral thrush (see: Thrush in newborns) (Condition)Oral thrush (see: Thrush - children and adults) (Condition)Oral thrush - newborn (see: Thrush in newborns) (Condition)Oral ulcer (see: Mouth ulcers) (Condition)Orange crush overdose (see: Dextromethorphan overdose) (Poison)Orbit CT scan(Medical Test)Orbital cellulitis(Condition)Orbital pseudotumor(Condition)Orbital ultrasonography (see: Eye and orbit ultrasound) (Medical Test)Orbital-craniofacial surgery (see: Head and face reconstruction) (Surgery)Orchalgia (see: Testicle pain) (Symptoms)Orchidopexy (see: Undescended testicle repair) (Surgery)Orchiectomy - prostate cancer (see: Hormone therapy for prostate cancer) (Special Topic)Orchiopexy (see: Undescended testicle repair) (Surgery)Orchitis (see: Testicle pain) (Symptoms)Orchitis(Condition)Organic brain syndrome (see: Neurocognitive disorder) (Condition)Organic mental disorder (OMS) (see: Neurocognitive disorder) (Condition)Organic solvent syndrome (see: Nail polish poisoning) (Poison)Organophosphate poisoning (see: Insecticide poisoning) (Poison)Orgasmic dysfunction in women(Special Topic)Oriental ginseng (see: Asian ginseng) (Alt. Medicine)ORIF - femur - discharge (see: Femur fracture repair - discharge) (Discharge)Ormond's disease (see: Retroperitoneal fibrosis) (Condition)Ornithosis (see: Psittacosis) (Condition)Orofacial cleft (see: Cleft lip and palate repair) (Surgery)Orofacial cleft - discharge (see: Cleft lip and palate repair - discharge ) (Discharge)Orofacial dyskinesia (see: Tardive dyskinesia) (Condition)Oropharyngeal cancer - HPV (see: Oral cancer) (Condition)Oropharyngeal HPV infection (see: Oral human papillomavirus infection) (Condition)Oropharynx lesion biopsy(Medical Test)Orthopedic services(Special Topic)Orthopnea (see: Breathing difficulty - lying down) (Symptoms)Orthostatic hypotension (see: Low blood pressure) (Condition)Orthotopic liver transplant (see: Liver transplant) (Surgery)Orudis overdose (see: Ketoprofen overdose) (Poison)Oruvail overdose (see: Ketoprofen overdose) (Poison)OsOSA (see: Obstructive sleep apnea - adults) (Condition)OSA - adults (see: Obstructive sleep apnea - adults) (Condition)OSA - CPAP (see: Positive airway pressure treatment) (Special Topic)OSA - sleep study (see: Polysomnography) (Medical Test)OSA - uvulopalaplasty (see: Uvulopalatopharyngoplasty (UPPP) ) (Surgery)Oseltamivir (Tamiflu) - flu (see: Flu) (Condition)Osgood-Schlatter disease(Condition)Osler-Weber-Rendu disease (see: Hereditary hemorrhagic telangiectasia) (Condition)Osler-Weber-Rendu syndrome (see: Hereditary hemorrhagic telangiectasia) (Condition)Osler's disease (see: Polycythemia vera) (Condition)Osmolality blood test (Medical Test)Osmolality urine test(Medical Test)Osmotic demyelination syndrome(Condition)Osmotic diuresis(Condition)Osmotic fragility test(Medical Test)Ossicular discontinuity - surgery (see: Eardrum repair) (Surgery)Ossicular fixation - surgery (see: Eardrum repair) (Surgery)Ossicular reconstruction (see: Eardrum repair) (Surgery)Ossiculoplasty (see: Eardrum repair) (Surgery)Osteitis deformans (see: Paget disease of the bone) (Condition)Osteitis fibrosa(Condition)Osteitis fibrosa cystica (see: Osteitis fibrosa) (Condition)Osteoarthritis(Condition)Osteoarthritis (see: Aging changes in the bones - muscles - joints) (Special Topic)Osteoarthritis(Alt. Medicine)Osteoarthritis(In-Depth)Osteoarthritis - ankle (see: Ankle replacement - discharge ) (Discharge)Osteoarthritis - elbow arthroplasty (see: Elbow replacement) (Surgery)Osteoarthritis - hip (see: Hip fracture surgery) (Surgery)Osteoarthritis - hip (see: Taking care of your new hip joint) (Self-Care)Osteoarthritis - hip (see: Hip replacement - discharge ) (Discharge)Osteoarthritis - hip replacement (see: Hip joint replacement) (Surgery)Osteoarthritis - hip replacement discharge (see: Hip replacement - discharge ) (Discharge)Osteoarthritis - knee (see: Taking care of your new hip joint) (Self-Care)Osteoarthritis - knee (see: Knee joint replacement - discharge ) (Discharge)Osteoarthritis - knee (see: Getting your home ready - knee or hip surgery) (Self-Care)Osteoarthritis - knee replacement discharge (see: Knee joint replacement - discharge ) (Discharge)Osteoarthritis - replacement (see: Knee joint replacement) (Surgery)Osteoarthritis-hip (see: Hip fracture surgery) (Surgery)Osteoarthrosis (see: Osteoarthritis) (Condition)Osteoarthrosis (see: Osteoarthritis) (Alt. Medicine)Osteochondrosis (see: Osgood-Schlatter disease) (Condition)Osteodental dysplasia (see: Cleidocranial dysostosis) (Condition)Osteogenesis imperfecta(Condition)Osteogenic sarcoma (see: Osteosarcoma) (Condition)Osteomalacia(Condition)Osteomalacia in children (see: Rickets) (Condition)Osteomas (see: Benign ear cyst or tumor) (Condition)Osteomyelitis(Condition)Osteomyelitis(Alt. Medicine)Osteomyelitis - discharge(Discharge)Osteomyelitis in children(Condition)Osteomyelitis of the skull (see: Malignant otitis externa) (Condition)Osteonecrosis(Condition)Osteopathic manipulative technique (OMT) (see: Osteopathy) (Alt. Medicine)Osteopathic medicine (see: Osteopathy) (Alt. Medicine)Osteopathic physician (see: Doctor of osteopathic medicine) (Special Topic)Osteopathy(Alt. Medicine)Osteopenia - calcium and bones (see: Calcium and bones) (Special Topic)Osteopenia - exercise (see: Exercise, lifestyle, and your bones) (Self-Care)Osteopenia - hyperparathyroidism (see: Hyperparathyroidism) (Condition)Osteopenia - parathyroid hyperplasia (see: Parathyroid hyperplasia) (Condition)Osteopenia - premature infants(Condition)Osteopenia of prematurity (see: Osteopenia - premature infants) (Condition)Osteoporosis(Condition)Osteoporosis(Alt. Medicine)Osteoporosis(In-Depth)Osteoporosis - BMD (see: Bone mineral density test) (Medical Test)Osteoporosis - calcium (see: Calcium, vitamin D, and your bones) (Self-Care)Osteoporosis - calcium and bones (see: Calcium and bones) (Special Topic)Osteoporosis - calcium level (see: Calcium blood test) (Medical Test)Osteoporosis - causes (see: What causes bone loss? ) (Special Topic)Osteoporosis - compression fracture (see: Compression fractures of the back) (Condition)Osteoporosis - exercise (see: Exercise, lifestyle, and your bones) (Self-Care)Osteoporosis - hyperparathyroidism (see: Hyperparathyroidism) (Condition)Osteoporosis - kyphoplasty (see: Kyphoplasty) (Surgery)Osteoporosis - low bone density (see: Calcium, vitamin D, and your bones) (Self-Care)Osteoporosis - medicines (see: Medicines for osteoporosis) (Self-Care)Osteoporosis - parathyroid hyperplasia (see: Parathyroid hyperplasia) (Condition)Osteoporosis - vertebroplasty (see: Vertebroplasty) (Surgery)Osteoporosis and aging (see: Aging changes in the bones - muscles - joints) (Special Topic)Osteoporosis medications - bisphosphonate derivatives(Alt. Medicine)Osteoporosis-BMD (see: Bone mineral density test) (Medical Test)Osteosarcoma(Condition)Osteotomy - bunion (see: Bunion removal) (Surgery)Osteotomy - hammer toe (see: Hammer toe repair - discharge) (Discharge)Osteotomy of the knee(Surgery)Ostium primum atrial septal defects (see: Endocardial cushion defect) (Condition)Ostomy (see: Types of ileostomy) (Self-Care)Ostomy - colectomy or proctolectomy - discharge (see: Total colectomy or proctocolectomy - discharge) (Discharge)Ostomy - colectomy or proctolectomy - discharge (see: Total colectomy or proctocolectomy - discharge) (Discharge)Ostomy - colectomy or proctolectomy -discharge (see: Total colectomy or proctocolectomy - discharge) (Discharge)Ostomy - diet (see: Ileostomy and your diet) (Self-Care)Ostomy - discharge (see: Ileostomy - discharge) (Discharge)Ostomy - living with (see: Living with your ileostomy) (Self-Care)Ostomy - pouch change (see: Ileostomy - changing your pouch) (Self-Care)Ostomy - pouch change (see: Changing your ostomy pouch) (Self-Care)Ostomy - resources(Special Topic)Ostomy - stoma care (see: Ileostomy - caring for your stoma) (Self-Care)Ostomy - what to ask your doctor (see: Ileostomy - what to ask your doctor ) (Doctor Questions)Ostomy and your child (see: Ileostomy and your child) (Self-Care)Ostomy appliance (see: Urostomy pouches and supplies) (Self-Care)Ostomy care - urostomy (see: Urostomy - stoma and skin care) (Self-Care)OtOtalgia (see: Earache) (Symptoms)OTC - using safely (see: Using over-the-counter medicines safely) (Special Topic)OTC children (see: Cold medicines and children) (Self-Care)OTC test for COVID-19 (see: Self-testing for COVID-19) (Self-Care)Otic polyp (see: Aural polyps) (Condition)Otitis(Condition)Otitis - tubes (see: Ear tube insertion) (Surgery)Otitis externa - acute (see: Swimmer's ear ) (Condition)Otitis externa - chronic (see: Swimmer's ear ) (Condition)Otitis externa - malignant (see: Malignant otitis externa) (Condition)Otitis media(Alt. Medicine)Otitis media (see: Ear infections) (In-Depth)Otitis media - acute (see: Ear infection - acute) (Condition)Otitis media - chronic (see: Ear infection - chronic) (Condition)Otitis media - mastoidectomy (see: Mastoidectomy) (Surgery)Otitis media - tinnitus (see: Tinnitus) (Symptoms)Otitis media - tubes (see: Ear tube insertion) (Surgery)Otitis media - tympanometry (see: Tympanometry) (Medical Test)Otitis media with effusion(Condition)Otogenic vertigo - self-care (see: Ménière disease - self-care) (Special Topic)Otoplasty (see: Cosmetic ear surgery) (Surgery)Otorrhea (see: Ear discharge) (Symptoms)Otosclerosis(Condition)Otoscopy (see: Ear examination) (Medical Test)Otospongiosis (see: Otosclerosis) (Condition)OuOutcomes - cancer (see: Understanding your cancer prognosis) (Special Topic)Outdoor fitness routine(Special Topic)OvOvalocytosis - hereditary (see: Hereditary ovalocytosis) (Condition)Ovarian - transvaginal ultrasound (see: Transvaginal ultrasound) (Medical Test)Ovarian cancer(Condition)Ovarian cancer(In-Depth)Ovarian cancer - BRCA1 and BRCA2 (see: BRCA1 and BRCA2 gene testing) (Special Topic)Ovarian cancer - CA-125 test (see: CA-125 blood test) (Medical Test)Ovarian cancer - pelvic radiation (see: Pelvic radiation - discharge) (Discharge)Ovarian cancer - Sertoli-Leydig cell tumor (see: Sertoli-Leydig cell tumor) (Condition)Ovarian cysts(Condition)Ovarian failure (see: Hypogonadism) (Condition)Ovarian hyperstimulation syndrome(Condition)Ovarian hypofunction (see: Premature ovarian failure) (Condition)Ovarian insufficiency (see: Premature ovarian failure) (Condition)Ovarian insufficiency - cancer (see: Cancer treatment - early menopause) (Special Topic)Ovarian overproduction of androgens(Condition)Oven cleaner poisoning(Poison)Over-the-counter medicines(Special Topic)Over-the-counter pain relievers(Special Topic)Over-the-counter test for COVID-19 (see: Self-testing for COVID-19) (Self-Care)Overactive bladder (see: Urge incontinence) (Condition)Overactive bladder (see: Urinary incontinence) (Symptoms)Overactive bladder (OAB) syndrome (see: Frequent or urgent urination) (Symptoms)Overactive parathyroid (see: Hyperparathyroidism) (Condition)Overactive parathyroid - parathyroid hyperplasia (see: Parathyroid hyperplasia) (Condition)Overactive parathyroid gland - parathyroid adenoma (see: Parathyroid adenoma) (Condition)Overactive thyroid (see: Hyperthyroidism) (Condition)Overactive thyroid - TBG (see: TBG blood test) (Medical Test)Overactive thyroid - toxic nodular goiter (see: Toxic nodular goiter) (Condition)Overbite (see: Malocclusion of teeth) (Condition)Overbreathing (see: Hyperventilation) (Symptoms)Overcoming breastfeeding problems(Nutrition)Overcoming job stress(Special Topic)Overdose(Special Topic)Overdose - hydrocodone (see: Hydrocodone/oxycodone overdose) (Poison)Overdose - methamphetamine (see: Methamphetamine overdose) (Poison)Overdose - oxycodone (see: Hydrocodone/oxycodone overdose) (Poison)Overdose from drugs (see: Drug use first aid) (Injury)Overeating - compulsive (see: Binge eating disorder) (Symptoms)Overeating - resources (see: Eating disorders - resources) (Special Topic)Overgrowth - intestinal bacteria (see: Small bowel bacterial overgrowth) (Condition)Overpressure therapy - Ménière disease (see: Ménière disease) (Condition)Overproduction of growth hormone (see: Gigantism) (Condition)Overweight(Symptoms)Overweight - 500 calories (see: 10 ways to cut 500 calories a day) (Special Topic)Overweight - alcohol (see: Weight loss and alcohol) (Special Topic)Overweight - BMI (see: Body mass index) (Special Topic)Overweight - body mass index (see: Overweight) (Symptoms)Overweight - body mass index (see: Body mass index) (Special Topic)Overweight - boost metabolism (see: Can you boost your metabolism?) (Special Topic)Overweight - burning calories (see: Ways to burn more calories every day) (Special Topic)Overweight - calorie count - alcoholic beverages (see: Calorie count - Alcoholic beverages) (Special Topic)Overweight - calorie count - fast food (see: Calorie count - fast food) (Special Topic)Overweight - calorie count - sodas and energy drinks (see: Calorie count - sodas and energy drinks) (Special Topic)Overweight - calorie count fast food (see: Calorie count - fast food) (Special Topic)Overweight - calorie count sodas (see: Calorie count - sodas and energy drinks) (Special Topic)Overweight - diet myths and fact (see: Diet myths and facts) (Special Topic)Overweight - diet myths and facts (see: Diet myths and facts) (Special Topic)Overweight - diet-boosting foods (see: Diet-boosting foods) (Special Topic)Overweight - diet-busting foods (see: Diet-busting foods) (Self-Care)Overweight - emotional eating (see: Break the bonds of emotional eating) (Special Topic)Overweight - grocery shopping (see: Healthy grocery shopping) (Self-Care)Overweight - herbal remedies (see: Herbal remedies and supplements for weight loss ) (Self-Care)Overweight - managing your weight (see: Managing your weight with healthy eating ) (Self-Care)Overweight - metabolism (see: Can you boost your metabolism?) (Special Topic)Overweight - portion size (see: Portion size) (Self-Care)Overweight - rapid weight loss (see: Diet for rapid weight loss) (Special Topic)Overweight - sweetened beverages (see: Sweetened beverages) (Self-Care)Overweight - weight loss drugs (see: Weight-loss medicines) (Self-Care)Overweight in children - causes and risks (see: Causes and risks for obesity in children) (Self-Care)Overweight- alcohol (see: Weight loss and alcohol) (Special Topic)Overweight-rapid weight loss (see: Diet for rapid weight loss) (Special Topic)Overwhelming post-splenectomy infection (see: Post-splenectomy complications) (Condition)Ovulation pain (see: Mittelschmerz) (Condition)OwOwren disease (see: Factor V deficiency) (Condition)Owren's disease (see: Factor V deficiency) (Condition)OxOxalate stones - nephrostomy (see: Percutaneous urinary procedures - discharge) (Discharge)Oxalate stones and self-care (see: Kidney stones - self-care) (Self-Care)Oxalic acid poisoning(Poison)Oxazepam overdose(Poison)Oxpam overdose (see: Oxazepam overdose) (Poison)Oxycodone - opiate withdrawal (see: Opiate and opioid withdrawal) (Condition)Oxycodone - substance use (see: Substance use - prescription drugs) (Special Topic)Oxycontin - opiate withdrawal (see: Opiate and opioid withdrawal) (Condition)OxyContin overdose (see: Hydrocodone/oxycodone overdose) (Poison)Oxygen - home use (see: Using oxygen at home) (Self-Care)Oxygen - home use; COPD - home oxygen (see: Using oxygen at home) (Self-Care)Oxygen - pulmonary hypertension (see: Pulmonary hypertension - at home ) (Self-Care)Oxygen - travel (see: Traveling with breathing problems) (Self-Care)Oxygen - what to ask your doctor (see: Using oxygen at home - what to ask your doctor ) (Doctor Questions)Oxygen safety(Self-Care)Oxygen therapy in infants(Special Topic)Oxygen - what to ask your doctor (see: Using oxygen at home - what to ask your doctor ) (Doctor Questions)Oxytocin - inducing labor (see: Inducing labor) (Special Topic)Oxyuriasis (see: Pinworms) (Condition)Oxyuriasis test (see: Pinworm test) (Medical Test)OzOzena(Condition)A.D.A.M. content is best viewed in IE9 or above, Firefox and Google Chrome browser.Content is best viewed in IE9 or above, Firefox and Google Chrome browser.
O Oa Ob Oc Od Oe Of Og Oh Oi Ol Om On O Oo Op Or Os Ot Ou Ov Ow Ox Oz OO blood type (see: Blood typing) (Medical Test)OaOA (see: Osteoarthritis) (Condition)OA - knee replacement (see: Knee joint replacement) (Surgery)Oak - poisonous (see: Poison ivy - oak - sumac) (Poison)ObObese - children (see: Obesity in children) (Condition)Obesity(Condition)Obesity(Alt. Medicine)Obesity (see: Weight control and diet) (In-Depth)Obesity - 500 calories (see: 10 ways to cut 500 calories a day) (Special Topic)Obesity - activity (see: Exercise and activity for weight loss) (Self-Care)Obesity - alcohol (see: Weight loss and alcohol) (Special Topic)Obesity - BMI (see: Body mass index) (Special Topic)Obesity - body mass index (see: Body mass index) (Special Topic)Obesity - body mass index (see: Overweight) (Symptoms)Obesity - boost metabolism (see: Can you boost your metabolism?) (Special Topic)Obesity - burning calories (see: Ways to burn more calories every day) (Special Topic)Obesity - calorie count - alcoholic beverages (see: Calorie count - Alcoholic beverages) (Special Topic)Obesity - calorie count - fast food (see: Calorie count - fast food) (Special Topic)Obesity - calorie count - sodas and energy drinks (see: Calorie count - sodas and energy drinks) (Special Topic)Obesity - calorie count fast food (see: Calorie count - fast food) (Special Topic)Obesity - calorie sodas (see: Calorie count - sodas and energy drinks) (Special Topic)Obesity - central sleep apnea (see: Central sleep apnea) (Condition)Obesity - diet after banding (see: Diet after gastric banding ) (Self-Care)Obesity - diet after bypass (see: Your diet after gastric bypass surgery) (Self-Care)Obesity - diet myths and facts (see: Diet myths and facts) (Special Topic)Obesity - diet-boosting foods (see: Diet-boosting foods) (Special Topic)Obesity - diet-busting foods (see: Diet-busting foods) (Self-Care)Obesity - eating out (see: Eating out) (Self-Care)Obesity - emotional eating (see: Break the bonds of emotional eating) (Special Topic)Obesity - exercise (see: Exercising on a budget) (Special Topic)Obesity - fast food (see: Fast food tips) (Self-Care)Obesity - gastric banding (see: Laparoscopic gastric banding) (Surgery)Obesity - grocery shopping (see: Healthy grocery shopping) (Self-Care)Obesity - healthy eating (see: Healthy habits for weight loss) (Special Topic)Obesity - healthy habits (see: Healthy habits for weight loss) (Special Topic)Obesity - herbal remedies (see: Herbal remedies and supplements for weight loss ) (Self-Care)Obesity - low-calorie cocktails (see: Low-calorie cocktails) (Special Topic)Obesity - managing your weight (see: Managing your weight with healthy eating ) (Self-Care)Obesity - metabolism (see: Can you boost your metabolism?) (Special Topic)Obesity - portion size (see: Portion size) (Self-Care)Obesity - rapid weight loss (see: Diet for rapid weight loss) (Special Topic)Obesity - reading food labels (see: How to read food labels) (Self-Care)Obesity - sweetened beverages (see: Sweetened beverages) (Self-Care)Obesity - time to move (see: Make time to move) (Special Topic)Obesity - weight loss drugs (see: Weight-loss medicines) (Self-Care)Obesity gastric banding discharge (see: Laparoscopic gastric banding - discharge ) (Discharge)Obesity gastric bypass discharge (see: Gastric bypass surgery - discharge ) (Discharge)Obesity hypoventilation syndrome (OHS)(Condition)Obesity in children(Condition)Obesity surgery - gastric bypass (see: Gastric bypass surgery) (Surgery)Obesity- diet myths and facts (see: Diet myths and facts) (Special Topic)Obesity-rapid weight loss (see: Diet for rapid weight loss) (Special Topic)Objects in the nose (see: Foreign body in the nose) (Injury)OBS (see: Neurocognitive disorder) (Condition)Obsessive-compulsive disorder(Condition)Obsessive-compulsive disorder (see: Anxiety disorders) (In-Depth)Obsessive-compulsive neurosis (see: Obsessive-compulsive disorder) (Condition)Obsessive-compulsive personality disorder(Condition)Obstetric sonogram (see: Ultrasound pregnancy) (Medical Test)Obstetric ultrasonography (see: Ultrasound pregnancy) (Medical Test)Obstetrical brachial plexus palsy (see: Brachial plexus injury in newborns) (Condition)Obstipation - bowel retraining (see: Bowel retraining) (Special Topic)Obstructed airway (see: Foreign object - inhaled) (Injury)Obstructed airway (see: Foreign object - swallowed) (Injury)Obstruction of the ureteropelvic junction (see: UPJ obstruction) (Condition)Obstructive sleep apnea(In-Depth)Obstructive sleep apnea - adults(Condition)Obstructive sleep apnea - CPAP (see: Positive airway pressure treatment) (Special Topic)Obstructive sleep apnea - sleep study (see: Polysomnography) (Medical Test)Obstructive sleep apnea - uvulopalaplasty (see: Uvulopalatopharyngoplasty (UPPP) ) (Surgery)Obstructive uropathy(Condition)Obstructive uropathy - hydronephrosis (see: Hydronephrosis of one kidney) (Condition)Obtundation (see: Decreased alertness) (Symptoms)Obturator sling (see: Urinary incontinence - tension-free vaginal tape) (Surgery)OcOccipital-frontal circumference (see: Head circumference) (Special Topic)Occiput anterior (see: Delivery presentations) (Special Topic)Occiput posterior (see: Delivery presentations) (Special Topic)Occlusion - renal vein (see: Renal vein thrombosis) (Condition)Occupational asthma(Condition)Occupational bronchitis (see: Industrial bronchitis) (Condition)Occupational hearing loss(Condition)Occupational therapy - at home (see: Home health care ) (Self-Care)OCD (see: Obsessive-compulsive disorder) (Condition)OCPD (see: Obsessive-compulsive personality disorder) (Condition)Ocular albinism (see: Albinism) (Condition)Ocular diabetic neuropathy (see: Cranial mononeuropathy III - diabetic type) (Condition)Ocular larva migrans (see: Visceral larva migrans) (Condition)Ocular melanoma (see: Melanoma of the eye) (Condition)Ocular motility examination (see: Extraocular muscle function testing) (Medical Test)Ocular ultrasonography (see: Eye and orbit ultrasound) (Medical Test)Oculocutaneous albinism (see: Albinism) (Condition)Oculoglandular syndrome (see: Parinaud oculoglandular syndrome) (Condition)Oculomotor palsy (see: Cranial mononeuropathy III) (Condition)Oculoplastic procedures(Self-Care)Oculoplastics (see: Oculoplastic procedures) (Self-Care)Oculosympathetic paresis (see: Horner syndrome) (Condition)OdOdontogenic abscess (see: Tooth abscess) (Condition)ODS (see: Osmotic demyelination syndrome) (Condition)Odynophagia (see: Painful swallowing) (Symptoms)OeOenothera biennis (see: Evening primrose oil (EPO)) (Alt. Medicine)OfOff-pump coronary artery bypass (see: Heart bypass surgery) (Surgery)Off-pump coronary artery bypass - discharge (see: Heart bypass surgery - discharge) (Discharge)OgOG - infants (see: Feeding tube - infants) (Special Topic)Ogilvie syndrome (see: Intestinal pseudo-obstruction) (Condition)Ogilvie's syndrome (see: Intestinal pseudo-obstruction) (Condition)OGTT - non-pregnant (see: Glucose tolerance test - non-pregnant) (Medical Test)OGTT - pregnancy (see: Glucose screening tests during pregnancy) (Medical Test)OhOhara disease (see: Tularemia) (Condition)Ohio River Valley fever (see: Histoplasmosis) (Condition)OHSS (see: Ovarian hyperstimulation syndrome) (Condition)OiOI (see: Osteogenesis imperfecta) (Condition)Oil (see: Diesel oil) (Poison)Oil of vitriol poisoning (see: Sulfuric acid poisoning) (Poison)Oil of wintergreen overdose (see: Methyl salicylate overdose) (Poison)Oil-based paint poisoning(Poison)Oily hair(Special Topic)Oily skin(Special Topic)OlOld world leishmaniasis (see: Leishmaniasis) (Condition)Older adult bathroom safety (see: Bathroom safety for adults) (Self-Care)Older children - new baby (see: Preparing children for pregnancy and a new baby) (Self-Care)Older drivers (see: Driving and older adults) (Self-Care)Oleander poisoning(Poison)Olecranon bursitis (see: Bursitis) (Condition)Oleic acid (see: Facts about monounsaturated fats) (Special Topic)Oligodendroglioma - adults (see: Brain tumor - primary - adults) (Condition)Oligodendroglioma - children (see: Brain tumor - children) (Condition)Oligodontia (see: Tooth formation - delayed or absent) (Symptoms)Oligohydramnios (see: Placental insufficiency) (Condition)Oligohydramnios - ultrasound (see: Ultrasound pregnancy) (Medical Test)Oliguria (see: Urine output - decreased) (Symptoms)Olivopontocerebellar atrophy (see: Multiple system atrophy - cerebellar subtype) (Condition)Olivopontocerebellar atrophy - supranuclear ophthalmoplegia (see: Supranuclear ophthalmoplegia) (Condition)Olivopontocerebellar degeneration (see: Multiple system atrophy - cerebellar subtype) (Condition)OmOME (see: Otitis media with effusion) (Condition)Omega-3 fats - Good for your heart(Special Topic)Omega-3 fatty acids(Alt. Medicine)Omega-6 fatty acids(Alt. Medicine)Omphalocele(Condition)Omphalocele repair(Surgery)OnOnabotulinumtoxinA - larynx (see: Botulinum toxin injection - larynx) (Surgery)OnabotulinumtoxinA-larynx (see: Botulinum toxin injection - larynx) (Surgery)Ondine's curse (see: Primary alveolar hypoventilation) (Condition)Online health information - what can you trust? (Special Topic)Onychocryptosis (see: Ingrown toenail) (Condition)Onychocryptosis surgery (see: Ingrown toenail removal – discharge) (Discharge)Onycholysis (see: Nail abnormalities) (Symptoms)Onychomycosis (see: Ingrown toenail removal – discharge) (Discharge)Onychomycosis (see: Fungal nail infection) (Condition)OO'nyong-nyong fever (see: Dengue fever) (Condition)OoOophoritis - aftercare (see: Pelvic inflammatory disease (PID) - aftercare) (Self-Care)OpOPCA (see: Multiple system atrophy - cerebellar subtype) (Condition)OPCAB (see: Heart bypass surgery) (Surgery)OPCAB - discharge (see: Heart bypass surgery - discharge) (Discharge)Open bite (see: Malocclusion of teeth) (Condition)Open browlift (see: Forehead lift) (Surgery)Open comedones (see: Blackheads) (Symptoms)Open distal pancreatectomy and splenectomy (see: Surgery for pancreatic cancer - discharge) (Discharge)Open distal pancreatectomy and splenectomy (see: Surgery for pancreatic cancer) (Surgery)Open gallbladder removal(Surgery)Open heart surgery(Surgery)Open injury bleeding (see: Bleeding) (Injury)Open lung biopsy(Medical Test)Open lymph node biopsy (see: Lymph node biopsy) (Medical Test)Open nephrectomy (see: Kidney removal) (Surgery)Open nephrectomy - discharge (see: Kidney removal - discharge) (Discharge)Open pleural biopsy(Medical Test)Open prostatectomy (see: Simple prostatectomy) (Surgery)Open reduction internal fixation - femur - discharge (see: Femur fracture repair - discharge) (Discharge)Open retropubic colposuspension (see: Urinary incontinence - retropubic suspension) (Surgery)Open retropubic colposuspension - discharge (see: Urinary incontinence surgery - female - discharge ) (Discharge)Open spleen removal in adults - discharge(Discharge)Open wound (see: Cuts and puncture wounds) (Injury)Open wound care (see: Surgical wound care - open) (Self-Care)Open-angle glaucoma (see: Glaucoma) (Condition)Operative hysteroscopy (see: Hysteroscopy) (Surgery)Ophiasis (see: Alopecia areata) (Condition)Ophthalmalgia (see: Eye pain) (Symptoms)Ophthalmia neonatorum (see: Neonatal conjunctivitis) (Condition)Ophthalmopathy - Graves (see: Graves disease) (Condition)Ophthalmoscopy(Medical Test)Opiate and opioid withdrawal(Condition)Opiate overdose (see: Heroin overdose) (Poison)Opiods (see: Pain medications - narcotics) (Special Topic)Opioid - substance use (see: Substance use - prescription drugs) (Special Topic)Opioid abuse - intoxication (see: Opioid intoxication) (Condition)Opioid intoxication(Condition)Opioid overdose (see: Heroin overdose) (Poison)Opioid use - intoxication (see: Opioid intoxication) (Condition)Opioids (see: Pain medications - narcotics) (Special Topic)Opisthotonos(Symptoms)Opisthotonos - decerebrate posture (see: Decerebrate posture) (Symptoms)Opoid withdrawal (see: Opiate and opioid withdrawal) (Condition)Oppositional defiant disorder(Condition)OPSI (see: Post-splenectomy complications) (Condition)Optic atrophy (see: Optic nerve atrophy) (Condition)Optic glioma(Condition)Optic glioma - children (see: Brain tumor - children) (Condition)Optic nerve - optic neuritis (see: Optic neuritis) (Condition)Optic nerve atrophy(Condition)Optic nerve glioma (see: Optic glioma) (Condition)Optic neuritis(Condition)Optic neuropathy (see: Optic nerve atrophy) (Condition)OrOral cancer(Condition)Oral cancer - biopsy (see: Oropharynx lesion biopsy) (Medical Test)Oral cancer - neck dissection (see: Neck dissection) (Surgery)Oral dryness (see: Dry mouth) (Symptoms)Oral glucose tolerance test (see: Glucose tolerance test - non-pregnant) (Medical Test)Oral glucose tolerance test - non-pregnant (see: Glucose tolerance test - non-pregnant) (Medical Test)Oral glucose tolerance test - pregnancy (see: Glucose screening tests during pregnancy) (Medical Test)Oral glucose tolerance test - pregnancy (OGTT) (see: Glucose screening tests during pregnancy) (Medical Test)Oral glucose tolerance test - non-pregnant (see: Glucose tolerance test - non-pregnant) (Medical Test)Oral herpes simplex (see: Herpes - oral) (Condition)Oral HPV infection (see: Oral human papillomavirus infection) (Condition)Oral human papillomavirus infection(Condition)Oral hygiene (see: Dental care - adult) (Special Topic)Oral hygiene - aging (see: Aging changes in teeth and gums) (Self-Care)Oral hypoglycemic - type 2 diabetes (see: Type 2 diabetes) (Condition)Oral hypoglycemics overdose(Poison)Oral malodor (see: Breath odor) (Symptoms)Oral mucositis - self-care(Self-Care)Oral mucous cyst(Condition)Oral steroids (see: Asthma - quick-relief drugs ) (Self-Care)Oral thrush (see: Thrush in newborns) (Condition)Oral thrush (see: Thrush - children and adults) (Condition)Oral thrush - newborn (see: Thrush in newborns) (Condition)Oral ulcer (see: Mouth ulcers) (Condition)Orange crush overdose (see: Dextromethorphan overdose) (Poison)Orbit CT scan(Medical Test)Orbital cellulitis(Condition)Orbital pseudotumor(Condition)Orbital ultrasonography (see: Eye and orbit ultrasound) (Medical Test)Orbital-craniofacial surgery (see: Head and face reconstruction) (Surgery)Orchalgia (see: Testicle pain) (Symptoms)Orchidopexy (see: Undescended testicle repair) (Surgery)Orchiectomy - prostate cancer (see: Hormone therapy for prostate cancer) (Special Topic)Orchiopexy (see: Undescended testicle repair) (Surgery)Orchitis (see: Testicle pain) (Symptoms)Orchitis(Condition)Organic brain syndrome (see: Neurocognitive disorder) (Condition)Organic mental disorder (OMS) (see: Neurocognitive disorder) (Condition)Organic solvent syndrome (see: Nail polish poisoning) (Poison)Organophosphate poisoning (see: Insecticide poisoning) (Poison)Orgasmic dysfunction in women(Special Topic)Oriental ginseng (see: Asian ginseng) (Alt. Medicine)ORIF - femur - discharge (see: Femur fracture repair - discharge) (Discharge)Ormond's disease (see: Retroperitoneal fibrosis) (Condition)Ornithosis (see: Psittacosis) (Condition)Orofacial cleft (see: Cleft lip and palate repair) (Surgery)Orofacial cleft - discharge (see: Cleft lip and palate repair - discharge ) (Discharge)Orofacial dyskinesia (see: Tardive dyskinesia) (Condition)Oropharyngeal cancer - HPV (see: Oral cancer) (Condition)Oropharyngeal HPV infection (see: Oral human papillomavirus infection) (Condition)Oropharynx lesion biopsy(Medical Test)Orthopedic services(Special Topic)Orthopnea (see: Breathing difficulty - lying down) (Symptoms)Orthostatic hypotension (see: Low blood pressure) (Condition)Orthotopic liver transplant (see: Liver transplant) (Surgery)Orudis overdose (see: Ketoprofen overdose) (Poison)Oruvail overdose (see: Ketoprofen overdose) (Poison)OsOSA (see: Obstructive sleep apnea - adults) (Condition)OSA - adults (see: Obstructive sleep apnea - adults) (Condition)OSA - CPAP (see: Positive airway pressure treatment) (Special Topic)OSA - sleep study (see: Polysomnography) (Medical Test)OSA - uvulopalaplasty (see: Uvulopalatopharyngoplasty (UPPP) ) (Surgery)Oseltamivir (Tamiflu) - flu (see: Flu) (Condition)Osgood-Schlatter disease(Condition)Osler-Weber-Rendu disease (see: Hereditary hemorrhagic telangiectasia) (Condition)Osler-Weber-Rendu syndrome (see: Hereditary hemorrhagic telangiectasia) (Condition)Osler's disease (see: Polycythemia vera) (Condition)Osmolality blood test (Medical Test)Osmolality urine test(Medical Test)Osmotic demyelination syndrome(Condition)Osmotic diuresis(Condition)Osmotic fragility test(Medical Test)Ossicular discontinuity - surgery (see: Eardrum repair) (Surgery)Ossicular fixation - surgery (see: Eardrum repair) (Surgery)Ossicular reconstruction (see: Eardrum repair) (Surgery)Ossiculoplasty (see: Eardrum repair) (Surgery)Osteitis deformans (see: Paget disease of the bone) (Condition)Osteitis fibrosa(Condition)Osteitis fibrosa cystica (see: Osteitis fibrosa) (Condition)Osteoarthritis(Condition)Osteoarthritis (see: Aging changes in the bones - muscles - joints) (Special Topic)Osteoarthritis(Alt. Medicine)Osteoarthritis(In-Depth)Osteoarthritis - ankle (see: Ankle replacement - discharge ) (Discharge)Osteoarthritis - elbow arthroplasty (see: Elbow replacement) (Surgery)Osteoarthritis - hip (see: Hip fracture surgery) (Surgery)Osteoarthritis - hip (see: Taking care of your new hip joint) (Self-Care)Osteoarthritis - hip (see: Hip replacement - discharge ) (Discharge)Osteoarthritis - hip replacement (see: Hip joint replacement) (Surgery)Osteoarthritis - hip replacement discharge (see: Hip replacement - discharge ) (Discharge)Osteoarthritis - knee (see: Taking care of your new hip joint) (Self-Care)Osteoarthritis - knee (see: Knee joint replacement - discharge ) (Discharge)Osteoarthritis - knee (see: Getting your home ready - knee or hip surgery) (Self-Care)Osteoarthritis - knee replacement discharge (see: Knee joint replacement - discharge ) (Discharge)Osteoarthritis - replacement (see: Knee joint replacement) (Surgery)Osteoarthritis-hip (see: Hip fracture surgery) (Surgery)Osteoarthrosis (see: Osteoarthritis) (Condition)Osteoarthrosis (see: Osteoarthritis) (Alt. Medicine)Osteochondrosis (see: Osgood-Schlatter disease) (Condition)Osteodental dysplasia (see: Cleidocranial dysostosis) (Condition)Osteogenesis imperfecta(Condition)Osteogenic sarcoma (see: Osteosarcoma) (Condition)Osteomalacia(Condition)Osteomalacia in children (see: Rickets) (Condition)Osteomas (see: Benign ear cyst or tumor) (Condition)Osteomyelitis(Condition)Osteomyelitis(Alt. Medicine)Osteomyelitis - discharge(Discharge)Osteomyelitis in children(Condition)Osteomyelitis of the skull (see: Malignant otitis externa) (Condition)Osteonecrosis(Condition)Osteopathic manipulative technique (OMT) (see: Osteopathy) (Alt. Medicine)Osteopathic medicine (see: Osteopathy) (Alt. Medicine)Osteopathic physician (see: Doctor of osteopathic medicine) (Special Topic)Osteopathy(Alt. Medicine)Osteopenia - calcium and bones (see: Calcium and bones) (Special Topic)Osteopenia - exercise (see: Exercise, lifestyle, and your bones) (Self-Care)Osteopenia - hyperparathyroidism (see: Hyperparathyroidism) (Condition)Osteopenia - parathyroid hyperplasia (see: Parathyroid hyperplasia) (Condition)Osteopenia - premature infants(Condition)Osteopenia of prematurity (see: Osteopenia - premature infants) (Condition)Osteoporosis(Condition)Osteoporosis(Alt. Medicine)Osteoporosis(In-Depth)Osteoporosis - BMD (see: Bone mineral density test) (Medical Test)Osteoporosis - calcium (see: Calcium, vitamin D, and your bones) (Self-Care)Osteoporosis - calcium and bones (see: Calcium and bones) (Special Topic)Osteoporosis - calcium level (see: Calcium blood test) (Medical Test)Osteoporosis - causes (see: What causes bone loss? ) (Special Topic)Osteoporosis - compression fracture (see: Compression fractures of the back) (Condition)Osteoporosis - exercise (see: Exercise, lifestyle, and your bones) (Self-Care)Osteoporosis - hyperparathyroidism (see: Hyperparathyroidism) (Condition)Osteoporosis - kyphoplasty (see: Kyphoplasty) (Surgery)Osteoporosis - low bone density (see: Calcium, vitamin D, and your bones) (Self-Care)Osteoporosis - medicines (see: Medicines for osteoporosis) (Self-Care)Osteoporosis - parathyroid hyperplasia (see: Parathyroid hyperplasia) (Condition)Osteoporosis - vertebroplasty (see: Vertebroplasty) (Surgery)Osteoporosis and aging (see: Aging changes in the bones - muscles - joints) (Special Topic)Osteoporosis medications - bisphosphonate derivatives(Alt. Medicine)Osteoporosis-BMD (see: Bone mineral density test) (Medical Test)Osteosarcoma(Condition)Osteotomy - bunion (see: Bunion removal) (Surgery)Osteotomy - hammer toe (see: Hammer toe repair - discharge) (Discharge)Osteotomy of the knee(Surgery)Ostium primum atrial septal defects (see: Endocardial cushion defect) (Condition)Ostomy (see: Types of ileostomy) (Self-Care)Ostomy - colectomy or proctolectomy - discharge (see: Total colectomy or proctocolectomy - discharge) (Discharge)Ostomy - colectomy or proctolectomy - discharge (see: Total colectomy or proctocolectomy - discharge) (Discharge)Ostomy - colectomy or proctolectomy -discharge (see: Total colectomy or proctocolectomy - discharge) (Discharge)Ostomy - diet (see: Ileostomy and your diet) (Self-Care)Ostomy - discharge (see: Ileostomy - discharge) (Discharge)Ostomy - living with (see: Living with your ileostomy) (Self-Care)Ostomy - pouch change (see: Ileostomy - changing your pouch) (Self-Care)Ostomy - pouch change (see: Changing your ostomy pouch) (Self-Care)Ostomy - resources(Special Topic)Ostomy - stoma care (see: Ileostomy - caring for your stoma) (Self-Care)Ostomy - what to ask your doctor (see: Ileostomy - what to ask your doctor ) (Doctor Questions)Ostomy and your child (see: Ileostomy and your child) (Self-Care)Ostomy appliance (see: Urostomy pouches and supplies) (Self-Care)Ostomy care - urostomy (see: Urostomy - stoma and skin care) (Self-Care)OtOtalgia (see: Earache) (Symptoms)OTC - using safely (see: Using over-the-counter medicines safely) (Special Topic)OTC children (see: Cold medicines and children) (Self-Care)OTC test for COVID-19 (see: Self-testing for COVID-19) (Self-Care)Otic polyp (see: Aural polyps) (Condition)Otitis(Condition)Otitis - tubes (see: Ear tube insertion) (Surgery)Otitis externa - acute (see: Swimmer's ear ) (Condition)Otitis externa - chronic (see: Swimmer's ear ) (Condition)Otitis externa - malignant (see: Malignant otitis externa) (Condition)Otitis media(Alt. Medicine)Otitis media (see: Ear infections) (In-Depth)Otitis media - acute (see: Ear infection - acute) (Condition)Otitis media - chronic (see: Ear infection - chronic) (Condition)Otitis media - mastoidectomy (see: Mastoidectomy) (Surgery)Otitis media - tinnitus (see: Tinnitus) (Symptoms)Otitis media - tubes (see: Ear tube insertion) (Surgery)Otitis media - tympanometry (see: Tympanometry) (Medical Test)Otitis media with effusion(Condition)Otogenic vertigo - self-care (see: Ménière disease - self-care) (Special Topic)Otoplasty (see: Cosmetic ear surgery) (Surgery)Otorrhea (see: Ear discharge) (Symptoms)Otosclerosis(Condition)Otoscopy (see: Ear examination) (Medical Test)Otospongiosis (see: Otosclerosis) (Condition)OuOutcomes - cancer (see: Understanding your cancer prognosis) (Special Topic)Outdoor fitness routine(Special Topic)OvOvalocytosis - hereditary (see: Hereditary ovalocytosis) (Condition)Ovarian - transvaginal ultrasound (see: Transvaginal ultrasound) (Medical Test)Ovarian cancer(Condition)Ovarian cancer(In-Depth)Ovarian cancer - BRCA1 and BRCA2 (see: BRCA1 and BRCA2 gene testing) (Special Topic)Ovarian cancer - CA-125 test (see: CA-125 blood test) (Medical Test)Ovarian cancer - pelvic radiation (see: Pelvic radiation - discharge) (Discharge)Ovarian cancer - Sertoli-Leydig cell tumor (see: Sertoli-Leydig cell tumor) (Condition)Ovarian cysts(Condition)Ovarian failure (see: Hypogonadism) (Condition)Ovarian hyperstimulation syndrome(Condition)Ovarian hypofunction (see: Premature ovarian failure) (Condition)Ovarian insufficiency (see: Premature ovarian failure) (Condition)Ovarian insufficiency - cancer (see: Cancer treatment - early menopause) (Special Topic)Ovarian overproduction of androgens(Condition)Oven cleaner poisoning(Poison)Over-the-counter medicines(Special Topic)Over-the-counter pain relievers(Special Topic)Over-the-counter test for COVID-19 (see: Self-testing for COVID-19) (Self-Care)Overactive bladder (see: Urge incontinence) (Condition)Overactive bladder (see: Urinary incontinence) (Symptoms)Overactive bladder (OAB) syndrome (see: Frequent or urgent urination) (Symptoms)Overactive parathyroid (see: Hyperparathyroidism) (Condition)Overactive parathyroid - parathyroid hyperplasia (see: Parathyroid hyperplasia) (Condition)Overactive parathyroid gland - parathyroid adenoma (see: Parathyroid adenoma) (Condition)Overactive thyroid (see: Hyperthyroidism) (Condition)Overactive thyroid - TBG (see: TBG blood test) (Medical Test)Overactive thyroid - toxic nodular goiter (see: Toxic nodular goiter) (Condition)Overbite (see: Malocclusion of teeth) (Condition)Overbreathing (see: Hyperventilation) (Symptoms)Overcoming breastfeeding problems(Nutrition)Overcoming job stress(Special Topic)Overdose(Special Topic)Overdose - hydrocodone (see: Hydrocodone/oxycodone overdose) (Poison)Overdose - methamphetamine (see: Methamphetamine overdose) (Poison)Overdose - oxycodone (see: Hydrocodone/oxycodone overdose) (Poison)Overdose from drugs (see: Drug use first aid) (Injury)Overeating - compulsive (see: Binge eating disorder) (Symptoms)Overeating - resources (see: Eating disorders - resources) (Special Topic)Overgrowth - intestinal bacteria (see: Small bowel bacterial overgrowth) (Condition)Overpressure therapy - Ménière disease (see: Ménière disease) (Condition)Overproduction of growth hormone (see: Gigantism) (Condition)Overweight(Symptoms)Overweight - 500 calories (see: 10 ways to cut 500 calories a day) (Special Topic)Overweight - alcohol (see: Weight loss and alcohol) (Special Topic)Overweight - BMI (see: Body mass index) (Special Topic)Overweight - body mass index (see: Overweight) (Symptoms)Overweight - body mass index (see: Body mass index) (Special Topic)Overweight - boost metabolism (see: Can you boost your metabolism?) (Special Topic)Overweight - burning calories (see: Ways to burn more calories every day) (Special Topic)Overweight - calorie count - alcoholic beverages (see: Calorie count - Alcoholic beverages) (Special Topic)Overweight - calorie count - fast food (see: Calorie count - fast food) (Special Topic)Overweight - calorie count - sodas and energy drinks (see: Calorie count - sodas and energy drinks) (Special Topic)Overweight - calorie count fast food (see: Calorie count - fast food) (Special Topic)Overweight - calorie count sodas (see: Calorie count - sodas and energy drinks) (Special Topic)Overweight - diet myths and fact (see: Diet myths and facts) (Special Topic)Overweight - diet myths and facts (see: Diet myths and facts) (Special Topic)Overweight - diet-boosting foods (see: Diet-boosting foods) (Special Topic)Overweight - diet-busting foods (see: Diet-busting foods) (Self-Care)Overweight - emotional eating (see: Break the bonds of emotional eating) (Special Topic)Overweight - grocery shopping (see: Healthy grocery shopping) (Self-Care)Overweight - herbal remedies (see: Herbal remedies and supplements for weight loss ) (Self-Care)Overweight - managing your weight (see: Managing your weight with healthy eating ) (Self-Care)Overweight - metabolism (see: Can you boost your metabolism?) (Special Topic)Overweight - portion size (see: Portion size) (Self-Care)Overweight - rapid weight loss (see: Diet for rapid weight loss) (Special Topic)Overweight - sweetened beverages (see: Sweetened beverages) (Self-Care)Overweight - weight loss drugs (see: Weight-loss medicines) (Self-Care)Overweight in children - causes and risks (see: Causes and risks for obesity in children) (Self-Care)Overweight- alcohol (see: Weight loss and alcohol) (Special Topic)Overweight-rapid weight loss (see: Diet for rapid weight loss) (Special Topic)Overwhelming post-splenectomy infection (see: Post-splenectomy complications) (Condition)Ovulation pain (see: Mittelschmerz) (Condition)OwOwren disease (see: Factor V deficiency) (Condition)Owren's disease (see: Factor V deficiency) (Condition)OxOxalate stones - nephrostomy (see: Percutaneous urinary procedures - discharge) (Discharge)Oxalate stones and self-care (see: Kidney stones - self-care) (Self-Care)Oxalic acid poisoning(Poison)Oxazepam overdose(Poison)Oxpam overdose (see: Oxazepam overdose) (Poison)Oxycodone - opiate withdrawal (see: Opiate and opioid withdrawal) (Condition)Oxycodone - substance use (see: Substance use - prescription drugs) (Special Topic)Oxycontin - opiate withdrawal (see: Opiate and opioid withdrawal) (Condition)OxyContin overdose (see: Hydrocodone/oxycodone overdose) (Poison)Oxygen - home use (see: Using oxygen at home) (Self-Care)Oxygen - home use; COPD - home oxygen (see: Using oxygen at home) (Self-Care)Oxygen - pulmonary hypertension (see: Pulmonary hypertension - at home ) (Self-Care)Oxygen - travel (see: Traveling with breathing problems) (Self-Care)Oxygen - what to ask your doctor (see: Using oxygen at home - what to ask your doctor ) (Doctor Questions)Oxygen safety(Self-Care)Oxygen therapy in infants(Special Topic)Oxygen - what to ask your doctor (see: Using oxygen at home - what to ask your doctor ) (Doctor Questions)Oxytocin - inducing labor (see: Inducing labor) (Special Topic)Oxyuriasis (see: Pinworms) (Condition)Oxyuriasis test (see: Pinworm test) (Medical Test)OzOzena(Condition)