C

• C. difficile
• C. difficile colitis (See: Pseudomembranous colitis)
• Calluses and corns (See: Corns and calluses)
• Cancer
• Cancer, acute lymphocytic leukemia (See: Acute lymphocytic leukemia)
• Cancer, acute myelogenous leukemia (See: Acute myelogenous leukemia (AML))
• Cancer, anal (See: Anal cancer)
• Cancer, basal cell (See: Basal cell carcinoma)
• Cancer, bile duct (See: Gallbladder cancer)
• Cancer, bladder (See: Bladder cancer)
• Cancer, bone (See: Bone cancer)
• Cancer, brain tumor (See: Brain tumor)
• Cancer, breast (See: Breast cancer)
• Cancer, carcinoid tumors (See: Carcinoid tumors)
• Cancer, cervical (See: Cervical cancer)
• Cancer, chronic lymphocytic leukemia (See: Chronic lymphocytic leukemia)
• Cancer, chronic myelogenous leukemia (See: Chronic myelogenous leukemia)
• Cancer, colon (See: Colon cancer)
• Cancer, endometrial (See: Endometrial cancer)
• Cancer, esophageal (See: Esophageal cancer)
• Cancer, eye melanoma (See: Eye melanoma)
• Cancer, gallbladder (See: Gallbladder cancer)
• Cancer, gastric (See: Stomach cancer)
• Cancer, hairy cell leukemia (See: Hairy cell leukemia)
• Cancer, heart
• Cancer, Hodgkin's disease (See: Hodgkin's lymphoma)
• Cancer, Hurthle cell (See: Hurthle cell cancer)
• Cancer, hypopharyngeal (See: Throat cancer)
• Cancer, inflammatory breast (See: Inflammatory breast cancer)
• Cancer, kidney (See: Kidney cancer)
• Cancer, laryngeal (See: Throat cancer)
• Cancer, leukemia (See: Leukemia)
• Cancer, lip (See: Mouth cancer)
• Cancer, liver (See: Liver cancer)
• Cancer, lung (See: Lung cancer)
• Cancer, male breast (See: Male breast cancer)
• Cancer, Merkel cell (See: Merkel cell carcinoma)
• Cancer, mesothelioma (See: Mesothelioma)
• Cancer, mouth (See: Mouth cancer)
• Cancer, multiple myeloma (See: Multiple myeloma)
• Cancer, nasopharyngeal (See: Nasopharyngeal carcinoma)
• Cancer, neuroblastoma (See: Neuroblastoma)
• Cancer, non-Hodgkin's lymphoma (See: Non-Hodgkin's lymphoma)
• Cancer, oral (See: Mouth cancer)
• Cancer, oropharyngeal (See: Throat cancer)
• Cancer, ovarian (See: Ovarian cancer)
• Cancer, pancreatic (See: Pancreatic cancer)
• Cancer, paraneoplastic syndromes (See: Paraneoplastic syndromes of the nervous system)
• Cancer, pharyngeal (See: Throat cancer)
• Cancer, prostate (See: Prostate cancer)
• Cancer, rectal (See: Colon cancer)
• Cancer, retinoblastoma (See: Retinoblastoma)
• Cancer, salivary gland (See: Salivary gland cancer)
• Cancer, skin (See: Skin cancer)
• Cancer, soft tissue sarcoma (See: Soft tissue sarcoma)
• Cancer, spinal tumor (See: Spinal tumor)
• Cancer, squamous cell (See: Squamous cell carcinoma)
• Cancer, stomach (See: Stomach cancer)
• Cancer, testicular (See: Testicular cancer)
• Cancer, throat (See: Throat cancer)
• Cancer, thyroid (See: Thyroid cancer)
• Cancer, uterine (See: Endometrial cancer)
• Cancer, vagina (See: Vaginal cancer)
• Cancer, vulvar (See: Vulvar cancer)
• Cancer, Wilms' tumor (See: Wilms' tumor)
• Candidiasis, oral (See: Oral thrush)
• Canker sore
• Carbon monoxide poisoning
• Carbuncles and boils (See: Boils and carbuncles)
• Carcinoid syndrome
• Carcinoid tumors
• Cardiac arrest, sudden (See: Sudden cardiac arrest)
• Cardiac ischemia (See: Myocardial ischemia)
• Cardiogenic shock
• Cardiomegaly (See: Enlarged heart)
• Cardiomyopathy
• Cardiomyopathy, dilated (See: Dilated cardiomyopathy)
• Cardiomyopathy, hypertrophic (See: Hypertrophic cardiomyopathy)
• Cardiovascular disease (See: Heart disease)
• Carotid angioplasty and stenting
• Carotid artery disease
• Carpal tunnel syndrome
• Castleman disease
• Cataracts
• Catatonic schizophrenia
• Causalgia (See: Complex regional pain syndrome)
• Cavities (See: Cavities/tooth decay)
• Cavities/tooth decay
• Celiac disease
• Cellulite
• Cellulitis
• Central sleep apnea (See: Sleep apnea, central)
• Cercarial dermatitis (See: Swimmer's itch)
• Cerebral aneurysm (See: Brain aneurysm)
• Cerebral arteriovenous malformation (See: Brain AVM (arteriovenous malformation))
• Cerebral palsy
• Cerumen impaction (See: Earwax blockage)
• Cervical cancer
• Cervical cysts
• Cervical dystonia
• Cervical osteoarthritis (See: Cervical spondylosis)
• Cervical spondylosis
• Cervicitis
• Chagas disease
• Charcot-Marie-Tooth disease
• Chemical dependency (See: Drug addiction)
• Chemo brain
• Chest pain
• Chest wall pain (See: Costochondritis)
• Chiari malformation
• Chickenpox
• Chilblains
• Child abuse
• Childhood asthma
• Childhood disintegrative disorder
• Childhood obesity
• Childhood schizophrenia
• Chlamydia
• Cholangiocarcinoma (See: Gallbladder cancer)
• Cholangitis, primary sclerosing (See: Primary sclerosing cholangitis)
• Cholecystitis
• Cholera
• Cholestasis of pregnancy
• Cholesterol, high blood (See: High cholesterol)
• Chondromalacia patella
• Chorea, Huntington's (See: Huntington's disease)
• Chronic adrenal insufficiency (See: Addison's disease)
• Chronic cough
• Chronic daily headache (See: Chronic daily headaches)
• Chronic daily headaches
• Chronic exertional compartment syndrome
• Chronic fatigue syndrome
• Chronic hives (See: Chronic hives (urticaria))
• Chronic hives (urticaria)
• Chronic kidney failure
• Chronic lymphocytic leukemia
• Chronic lymphocytic thyroiditis (See: Hashimoto's disease)
• Chronic myelogenous leukemia
• Chronic obstructive pulmonary disease (See: COPD)
• Chronic pelvic pain
• Chronic sinusitis
• Chronic vulvar pain (See: Vulvodynia)
• Churg-Strauss syndrome
• Cirrhosis
• Cirrhosis, primary biliary (See: Primary biliary cirrhosis)
• CJD (See: Creutzfeldt-Jakob disease)
• Claudication
• Cleft lip and cleft palate
• Click-murmur syndrome (See: Mitral valve prolapse)
• Clinical depression (See: Depression)
• Clubfoot
• Cluster headache
• CMV infection (See: Cytomegalovirus (CMV) infection)
• Coarctation of the aorta
• Coccidioidomycosis (See: Valley fever)
• Cold allergy (See: Cold urticaria)
• Cold exposure (See: Hypothermia)
• Cold sore
• Cold urticaria
• Cold, common (See: Common cold)
• Colic
• Colitis, collagenous (See: Collagenous colitis, lymphocytic colitis)
• Colitis, ischemic (See: Ischemic colitis)
• Colitis, lymphocytic (See: Collagenous colitis, lymphocytic colitis)
• Colitis, microscopic (See: Collagenous colitis, lymphocytic colitis)
• Colitis, pseudomembranous (See: Pseudomembranous colitis)
• Colitis, ulcerative (See: Ulcerative colitis)
• Collagenous colitis (See: Collagenous colitis, lymphocytic colitis)
• Collagenous colitis, lymphocytic colitis
• Collapsed lung (See: Pneumothorax)
• Colon cancer
• Colon polyps
• Colonic ischemia (See: Ischemic colitis)
• Colorblindness (See: Poor color vision)
• Colorectal cancer (See: Colon cancer)
• Coma
• Common cold
• Common cold in babies
• Common warts
• Compartment syndrome, chronic exertional (See: Chronic exertional compartment syndrome)
• Complex regional pain syndrome
• Complicated bereavement (See: Complicated grief)
• Complicated grief
• Compulsive gambling
• Compulsive hoarding syndrome (See: Hoarding)
• Compulsive overeating (See: Binge-eating disorder)
• Compulsive sexual behavior
• Compulsive stealing (See: Kleptomania)
• Concussion
• Condylomata acuminata (See: Genital warts)
• Congenital adrenal hyperplasia
• Congenital heart defects in children
• Congenital heart disease in adults
• Congenital megacolon (See: Hirschsprung's disease)
• Congestive heart failure (See: Heart failure)
• Conjoined twins
• Conjunctivitis (See: Pink eye (conjunctivitis))
• Conn's syndrome (See: Primary aldosteronism)
• Constipation
• Constipation in children
• Contact dermatitis
• Convergence insufficiency
• Conversion disorder
• Cooley's anemia (See: Thalassemia)
• COPD
• Corns and calluses
• Coronary angiogram
• Coronary artery disease
• Coronary artery spasm
• Costochondritis
• Costosternal chondrodynia (See: Costochondritis)
• Costosternal syndrome (See: Costochondritis)
• Cough headaches
• Cough, chronic (See: Chronic cough)
• Coxsackievirus infection
• Coxsackievirus infection (See: Hand-foot-and-mouth disease)
• Crabs (See: Pubic lice (crabs))
• Cradle cap
• Cramp, muscle (See: Muscle cramp)
• Cramps, menstrual (See: Menstrual cramps)
• Cranial arteritis (See: Giant cell arteritis)
• Craniosynostosis
• CREST syndrome (See: Limited scleroderma (CREST syndrome))
• Creutzfeldt-Jakob disease
• Crib death (See: Sudden infant death syndrome (SIDS))
• Crohn's disease
• Croup
• Cryptorchidism (See: Undescended testicle)
• Cryptosporidiosis (See: Cryptosporidium infection)
• Cryptosporidium infection
• Curvature of the penis (See: Peyronie's disease)
• Curvature of the spine (See: Scoliosis)
• Cushing's syndrome
• Cutting/self-injury (See: Self-injury/cutting)
• Cyclic vomiting syndrome
• Cyclospora infection
• Cyclothymia
• Cyclothymic disorder (See: Cyclothymia)
• Cyst, Bartholin (See: Bartholin cyst)
• Cyst, ganglion (See: Ganglion cysts)
• Cyst, kidney (See: Kidney cysts)
• Cyst, ovarian (See: Ovarian cysts)
• Cyst, pancreatic (See: Pancreatic cysts)
• Cyst, pilonidal (See: Pilonidal cyst)
• Cyst, spermatic (See: Spermatocele)
• Cystic fibrosis
• Cystitis
• Cystitis, interstitial (See: Interstitial cystitis)
• Cystocele
• Cysts, cervical
• Cysts, epidermoid (See: Epidermoid (sebaceous) cysts)
• Cysts, liver
• Cysts, sebaceous (See: Epidermoid (sebaceous) cysts)
• Cytomegalovirus (CMV) infection
• Cytomegalovirus infection (See: Cytomegalovirus (CMV) infection)