Health A-to-Z

Health A to Z
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An encyclopedic reference of 500 conditions, diseases, procedures, and some medical devices. Conditions and diseases include definition/description, symptoms, diagnosis, treatments, prognosis, and other links.



Main Topic List

  • Abdominal Adhesions
  • Absence Seizures (Petit Mal Seizures)
  • Achalasia
  • ACL (Anterior Cruciate Ligament) Injuries
  • Acne
  • Acoustic Neuroma
  • Acute Bronchitis
  • Acute Diarrhea, Adult
  • Acute Pancreatitis
  • Acute Prostatitis
  • Acute Sinusitis
  • Adenocarcinoma of the Lung
  • Age Spots (Solar Lentigo, Liver Spots)
  • Alcohol Dependence (Alcoholism)
  • Alcohol Withdrawal
  • Allergy Shots (Allergen Immunotherapy)
  • Alopecia Areata
  • Altitude Sickness
  • Alzheimer's Disease
  • Amenorrhea
  • Amyloidosis
  • Amyotrophic Lateral Sclerosis (ALS)
  • Anal Disorders
  • Anal Itch (Pruritus Ani)
  • Anaphylaxis
  • Angina
  • Angioplasty
  • Ankle Fracture
  • Ankle Sprain
  • Ankylosing Spondylitis
  • Anorexia Nervosa
  • Antibiotic-Associated Diarrhea
  • Antiphospholipid Antibody Syndrome
  • Antisocial Personality Disorder
  • Aortic Aneurysm
  • Aplastic Anemia
  • Appendicitis
  • Arm Fracture
  • Arthroscopic Surgery
  • Asthma
  • Astigmatism
  • Asymptomatic Bacteriuria
  • Atherosclerosis
  • Athlete's Foot (Tinea Pedis)
  • Atrial Fibrillation
  • Attention-Deficit Hyperactivity Disorder (ADHD)
  • Autism
  • Back Pain
  • Bacterial Vaginosis (Gardnerella Vaginitis)
  • Balanitis
  • Barium Enema
  • Barotrauma
  • Bartholin's Gland Cyst
  • Basal-Cell Carcinoma
  • Bedsores (Decubitus Ulcers)
  • Bed-Wetting (Enuresis)
  • Behcet's Syndrome
  • Bell's Palsy
  • Bile Duct Diseases
  • Biliary Colic
  • Biofeedback
  • Biopsy
  • Black Eye
  • Bladder Cancer
  • Bladder Infection (Cystitis)
  • Blepharitis
  • Blisters (Overview)
  • Body Lice
  • Boils and Carbuncles
  • Bone Scan
  • Bone-Marrow Transplant
  • Borderline Personality Disorder
  • Botulism
  • Bowel Obstruction
  • Bradycardia
  • Brain Abscess
  • Brain Tumor
  • Breast Cancer
  • Broken Jaw
  • Broken Nose (Nasal Fracture)
  • Bronchoscopy
  • Bulimia Nervosa
  • Bunion
  • Bursitis
  • Campylobacteriosis
  • Candidiasis
  • Carbon-Monoxide Poisoning
  • Carcinoid Tumors of the Lung
  • Cardiac Arrhythmias
  • Cardiac Catheterization
  • Cardiomyopathy
  • Carpal Tunnel Syndrome
  • Cataracts
  • Celiac Disease (Non-Tropical Sprue)
  • Cellulitis
  • Cerebral Palsy
  • Cerebrovascular Insufficiency
  • Cervical Cancer
  • Cervical Polyps
  • Cervicitis
  • Cesarian Section
  • Chemical Injury to the Eye
  • Chemotherapy
  • Chickenpox (Varicella)
  • Chlamydia
  • Cholecystectomy
  • Cholecystitis
  • Chondromalacia
  • Choroidal Melanoma
  • Chronic Fatigue Syndrome
  • Chronic Hepatitis
  • Chronic Laryngitis
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Chronic Otitis Media, Cholesteatoma, and Mastoiditis
  • Chronic Pancreatitis
  • Chronic Prostatitis
  • Chronic Sinusitis (in Adults)
  • Cirrhosis
  • Cluster Headache
  • Collarbone (Clavicle) Fracture
  • Colon Polyps
  • Colonoscopy
  • Colorectal Cancer
  • Colposcopy
  • Coma and Persistent Vegetative State
  • Common Cold (Viral Rhinitis)
  • Computed Tomography (CT)
  • Concussion
  • Congestive Heart Failure
  • Constipation and Impaction
  • Contact Dermatitis
  • Conversion Disorder
  • Corneal Abrasion
  • Corneal Transplant
  • Corns and Calluses
  • Coronary Artery Disease
  • Creutzfeldt-Jakob Disease (CJD)
  • Crohn's Disease
  • Crossed Eyes (Strabismus)
  • Croup
  • Curvature of the Penis
  • Cystic Fibrosis
  • Cystoscopy
  • Cysts
  • Cytomegalovirus (CMV)
  • Dandruff
  • Decompression Sickness
  • Delusional Disorder
  • Dementia
  • Dermatofibroma
  • Detached Retina
  • Developmental Dislocation of the Hip
  • Deviated Septum
  • Diabetes Overview
  • Diabetic Ketoacidosis
  • Diabetic Nephropathy
  • Diabetic Neuropathy
  • Digital Rectal Exam
  • Dislocated Lens
  • Diverticulosis and Diverticulitis
  • Double Vision (Diplopia)
  • Down Syndrome
  • Drooping Eyelid (Ptosis)
  • Dry Skin
  • Dry-Eye Syndrome
  • Dysfunctional Uterine Bleeding
  • Dyslexia
  • Dysthymia
  • Dysuria
  • Earache
  • Eczema
  • Edema
  • Elective Abortion (Termination of Pregnancy)
  • Electrocardiogram (EKG)
  • Electroencephalogram (EEG)
  • Emphysema
  • Encephalitis
  • Encopresis (Fecal Soiling)
  • Endocarditis
  • Endometriosis
  • Endophthalmitis
  • Endoscopy
  • End-Stage Renal Disease
  • Enlarged Prostate (Benign Prostatic Hypertrophy)
  • Epididymitis and Orchitis
  • Epiglottitis
  • Epilepsy
  • Erosive Gastritis
  • Esophageal Cancer
  • Esophageal Rings and Webs
  • Esophageal Varices
  • Esophagitis
  • Essential Tremor
  • Ewing 's Sarcoma
  • Extragonadal Germ Cell Tumors
  • Eye Socket Fracture (Fracture of the Orbit)
  • Fallen Arches
  • Fallopian-Tube Cancer
  • Familial Dysautonomia
  • Farsightedness (Hyperopia)
  • Febrile Seizures
  • Fecal Incontinence
  • Fecal Occult Blood Test
  • Felon
  • Female Infertility
  • Fever
  • Fibroids
  • Fibromyalgia
  • Fifth Disease (Erythema Infectiosum)
  • Finger Dislocation
  • Food Allergy
  • Food Poisoning
  • Foot Sprain
  • Foot Ulcers
  • Foreign Body in the Eye
  • Foreign Objects in the Ear
  • Fractures of the Leg
  • Fragile X Syndrome
  • Friction Blisters
  • Friedreich's Ataxia
  • Frostbite
  • Gallbladder and Bile Duct Cancer
  • Gallstones
  • Gas (Flatulence)
  • Gastroenteritis in Adults
  • Gastroenteritis in Children
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Amebiasis
  • Generalized Anxiety Disorder
  • Generalized Seizures
  • Genital Herpes
  • Genital Warts
  • Gestational Diabetes
  • Giant Cell Arteritis (Temporal Arteritis)
  • Giardiasis
  • Glaucoma
  • Glomerulonephritis
  • Gonorrhea
  • Gout
  • Graves' disease
  • Graves' Eye Disease (Graves' Ophthalmopathy)
  • Guillain-Barre Syndrome
  • Hair Loss
  • Hammertoe
  • Hay Fever and Allergic Rhinitis
  • Head and Neck Cancer
  • Head Injury in Adults
  • Head Injury in Children
  • Head Lice
  • Hearing Loss in Adults
  • Hearing Loss in Children
  • Heart Attack (Myocardial Infarction)
  • Heart Murmur
  • Heart-Lung Transplant
  • Heart-Valve Problems
  • Heart-Valve Replacement
  • Heat Stroke (Hyperthermia)
  • Heel Pain
  • Hematuria
  • Hemochromatosis
  • Hemolytic Anemia
  • Hemophilia
  • Hemorrhagic Stroke
  • Hemorrhoids
  • Hepatitis A
  • Hepatitis B
  • Hepatitis C
  • Hepatitis Overview
  • Hereditary-Patterned Baldness
  • Hernia
  • Hernia Repair
  • Herniated Disk
  • Hiatal Hernia
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Hip Fracture
  • Hirsutism
  • HIV/AIDS
  • Hives (Urticaria)
  • Hot Flashes
  • Human Papilloma Virus (HPV)
  • Huntington's Disease (Chorea)
  • Hydatidiform Mole (Molar Pregnancy)
  • Hydrocephalus
  • Hyperkeratosis
  • Hyperthyroidism
  • Hypochondriasis
  • Hypoglycemia
  • Hypoparathyroidism
  • Hypothyroidism
  • Hysterectomy
  • Ichthyosis
  • Immune Thrombocytopenic Purpura
  • Immunotherapy
  • Impetigo
  • Implantable Cardioverter Defibrillator (ICD)
  • Impotence (Erectile Dysfunction)
  • Infectious Arthritis
  • Infectious Mononucleosis
  • Inflammatory Bowel Disease Associated Arthritis
  • Influenza
  • Ingrown Toenail
  • Inguinal Hernia
  • Insomnia
  • Interstitial Cystitis
  • Iron Deficiency
  • Irritable Bowel Syndrome (IBS)
  • Jet Lag
  • Jock Itch (Tinea Cruris)
  • Juvenile Arthritis
  • Kaposi's Sarcoma
  • Kawasaki Syndrome
  • Keloids
  • Keratitis
  • Kidney Cancer
  • Kidney Failure
  • Kidney Stones
  • Kidney Transplant
  • Knee Sprain
  • Lactose Intolerance
  • Lacunar Stroke
  • Langerhans' Cell Histiocytosis (Histiocytosis X)
  • Large-Cell Carcinoma of the Lung
  • Laryngitis
  • LASIK
  • Latex Allergy
  • Lazy Eye (Amblyopia)
  • Lead Poisoning
  • Leukemia
  • Liver Cancer
  • Lung Cancer
  • Lung Transplant
  • Lyme Disease
  • Lymphedema
  • Lymphoma (Hodgkin's Disease and Non-Hodgkin's Lymphoma)
  • Meniere's Disease
  • Macular Degeneration
  • Magnetic Resonance Imaging (MRI)
  • Major Depression
  • Malaria
  • Male Infertility
  • Malignant Hyperthermia
  • Malignant Mesothelioma
  • Mammography
  • Manic Depression (Bipolar Disorder)
  • Marfan's Syndrome
  • Measles (Rubeola)
  • Meckel's Diverticulum
  • Medication Allergy
  • Melanoma
  • Melasma
  • Meningitis
  • Menopause and Perimenopause
  • Mid-Menstrual Cycle Pain (Mittelschmerz)
  • Migraine
  • Miscarriage
  • Mitral-Valve Prolapse
  • Moles (Nevi)
  • Molluscum Contagiosum
  • Morton's Neuroma
  • Multiple Myeloma
  • Multiple Sclerosis (MS)
  • Mumps
  • Muscle Strain
  • Muscle Strain - Legs
  • Muscular Dystrophy
  • Myasthenia Gravis
  • Myocarditis
  • Myositis
  • Nabothian Cysts
  • Nail Trauma
  • Narcolepsy
  • Nasal Polyps
  • Nausea
  • Nearsightedness (Myopia)
  • Nephrectomy
  • Neuroblastoma
  • Nosebleed (Epistaxis)
  • Obesity
  • Obsessive-Compulsive Disorder
  • Onycholysis
  • Optic Nerve Swelling (Papilledema)
  • Oral Cavity Cancer
  • Osgood-Schlatter Disease
  • Osteoarthritis
  • Osteoporosis
  • Osteosarcoma
  • Otitis Media (Ear Infection)
  • Ovarian Cancer
  • Pacemaker
  • Paget's Disease of the Bone
  • Pain
  • Painful Sexual Intercourse (Dyspareunia)
  • Pancreatic Cancer
  • Panic Disorders
  • Pap Test (Papanicolaou Smear)
  • Parathyroid Cancer
  • Parkinson's Disease
  • Paronychia
  • Partial Seizures (Focal Seizures)
  • Pelvic Inflammatory Disease (PID)
  • Peptic Ulcer Disease
  • Perforated Eardrum
  • Pericarditis
  • Peripheral Vascular Disease
  • Peritonsillar Abscess
  • Phenylketonuria (PKU)
  • Phimosis and Paraphimosis
  • Phobia
  • Pinkeye (Conjunctivitis)
  • Pituitary Tumors
  • Pityriasis Rosea
  • Plague (Yersinia Pestis)
  • Plantar Fasciitis
  • Pleurisy
  • Pleurodynia
  • Pneumoconiosis
  • Pneumonectomy
  • Pneumonia
  • Pneumothorax
  • Poliomyelitis
  • Polyarteritis Nodosa
  • Polycystic Ovary Syndrome
  • Polymyalgia Rheumatica
  • Positron Emission Tomography (PET Scan)
  • Posterior Cruciate Ligament Injuries
  • Postpartum Depression
  • Post-Polio Syndrome
  • Post-Traumatic Stress Disorder
  • Pre-eclampsia and Eclampsia
  • Premature Ejaculation
  • Premenstrual Syndrome (PMS)
  • Presbyopia
  • Priapism
  • Prostate Cancer
  • Prostate-Specific Antigen Blood Test
  • Pseudogout (CPPD)
  • Psoriasis
  • Psoriatic Arthritis
  • Pubic Lice or Crab Lice
  • Pyelonephritis
  • Radiation therapy
  • Radionuclide Scanning
  • Rash
  • Raynaud's Phenomenon
  • Rectocele
  • Reflex Sympathetic Dystrophy Syndrome (RSDS)
  • Reiter's Syndrome
  • Respiratory Syncytial Virus
  • Restless Legs Syndrome (RLS)
  • Retinal Vessel Occlusion
  • Retinitis Pigmentosa
  • Retinoblastoma
  • Retinopathy
  • Retrobulbar Neuritis
  • Retrograde Ejaculation
  • Reye's Syndrome
  • Rhabdomyosarcoma
  • Rheumatoid Arthritis
  • Ringworm (Tinea)
  • Rocky Mountain Spotted Fever
  • Rosacea
  • Rotator Cuff Injury
  • Salivary Gland Disorders
  • Sarcoidosis
  • Scabies
  • Scarlet Fever
  • Schizophrenia
  • Schizotypal Personality Disorder
  • Sciatica
  • Scleritis
  • Scleroderma
  • Scoliosis
  • Sebaceous Cysts
  • Seborrheic Dermatitis (Seborrhea)
  • Seborrheic Keratoses
  • Secondary Hypertension
  • Seizure
  • Shigellosis
  • Shin Splints
  • Shingles (Herpes Zoster)
  • Shoulder Dislocation
  • Shoulder Sprain
  • Sickle Cell Anemia
  • Sigmoidoscopy
  • Sjögren's Syndrome
  • Skin Tags (Acrochordon)
  • Sleep Apnea
  • Sleepwalking and Sleep Terrors
  • Small-Cell Carcinoma of the Lung
  • Soft-Tissue Sarcoma
  • Somatization Disorder
  • Sore Throat (Pharyngitis)
  • Spider Veins
  • Spina Bifida
  • Spinal Cord Trauma
  • Spinal Cord Tumors
  • Sprain (Overview)
  • Squamous Cell Carcinoma of the Lung
  • Squamous-Cell Carcinoma
  • Stomach Cancer
  • Streptococcal Toxic Shock Syndrome (STSS)
  • Stroke Overview
  • Stuttering
  • Styes and Chalazions
  • Subarachnoid Hemorrhage
  • Subdural Hematoma
  • Substance Abuse (Depressants)
  • Sun Allergy (Photosensitivity)
  • Sun-Damaged Skin
  • Sutures
  • Swallowed Foreign Object
  • Swimmer's Ear (Otitis Externa)
  • Syphilis
  • Systemic Lupus Erythematosus (Lupus)
  • Tachycardia
  • Takayasu's Arteritis
  • Tay-Sachs Disease
  • Tear Duct Infection (Dacryocystitis)
  • Telogen Effluvium
  • Tendonitis
  • Tennis Elbow (Lateral Epicondylitis)
  • Tension-Type Headache
  • Testicular Cancer
  • Testicular Torsion
  • Tetanus
  • Throat Cancer (Larynx and Pharynx)
  • Thrombocytopenia
  • Thromboembolism
  • Thrombophlebitis
  • Thrombotic Stroke
  • Thyroid Cancer
  • Thyroidectomy
  • Tic Douloureux (Trigeminal Neuralgia)
  • Tick Bites
  • Tics
  • Tinea Versicolor
  • Tinnitus
  • Toenail Fungus (Onychomycosis)
  • Torn Meniscus
  • Torsional Deformity
  • Tourette's Syndrome
  • Toxoplasmosis
  • Transient Ischemic Attack (TIA)
  • Traumatic Dislocation of the Hip
  • Traveler's Diarrhea
  • Trichomoniasis
  • Tropical Sprue
  • Tuberculosis
  • Type 1 Diabetes Mellitus
  • Type 2 Diabetes Mellitus
  • Ulcerative Colitis
  • Ultrasound
  • Undescended Testicle (Cryptorchidism)
  • Urethritis
  • Urinary Catheterization
  • Urinary Incontinence
  • Urinary Tract Infection in Men
  • Urinary Tract Infection in Women
  • Uterine and Bladder Prolapse
  • Uterine Cancer
  • Uveitis
  • Vaginal Atrophy (Atrophic Vaginitis)
  • Vaginal Cancer
  • Vaginal Discharge
  • Vaginal Yeast Infection
  • Vaginitis
  • Varicose Veins
  • Vascular Birthmarks
  • Vasculitis Overview
  • Vasectomy
  • Vertigo
  • Vitamin B12 Deficiency
  • Vitiligo
  • Vocal-Cord Disorders
  • Vulvar Cancer
  • Warts
  • Wax Blockage of the Canal
  • Wegener's Granulomatosis
  • Wilms' Tumor
  • Wrist Sprain
  • X-Rays
  • Yaws

 

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