Conditions A–Z
Plain-language reference entries for diseases, symptoms and tests.
c
- C-peptide
- C-reactive protein
- C-section
- C1 inhibiting factor
- C3
- C4 level
- CA-125
- CAD
- CAT scan
- CBC
- CD3 count
- CDH
- CEA
- CFA
- CFS
- CGD
- CHD
- CHEM-20
- CHEM-7
- CHF
- CIC
- CISC
- CK
- CK - isoenzymes
- CLL
- CLL
- CMG
- CMV - congenital
- CMV - gastroenteritis/colitis
- CMV - immunocompromised host
- CMV - pneumonia
- CMV Esophagitis
- CMV Mononucleosis
- CMV antibody tests
- CMV retinitis
- CMV serology test
- CO2
- COPD
- CPK
- CPK isoenzymes
- CPM
- CPR
- CPR - adult
- CPR - child (1 to 8 yrs old)
- CPR - infant
- CREST syndrome
- CRF
- CRP
- CRPS
- CSD skin test
- CSF VDRL test
- CSF cell count
- CSF chemistry
- CSF coccidioides complement fixation
- CSF collection
- CSF culture
- CSF flow scan
- CSF glucose
- CSF leak
- CSF myelin basic protein
- CSF oligoclonal banding
- CSF smear
- CSF total protein
- CST
- CT - lumbosacral spine
- CT scan
- CT scan - chest
- CT scan - head
- CT scan - lungs
- CT scan - orbital
- CT scan - orbits
- CT scan - sinuses
- CT scan - skull
- Ca++
- Ca+2
- Caesarean Section
- Caffeine in the diet
- Caffeine overdose
- Caladium
- Calamine lotion
- Calcification
- Calcifications on mammograms
- Calcitonin
- Calcium
- Calcium - urine
- Calcium and bones
- Calcium antagonists
- Calcium carbonate
- Calcium carbonate overdose
- Calcium carbonate with magnesium antacid overdose
- Calcium hydroxide
- Calcium in diet
- Calcium phosphate
- Calcium pyrophosphate deposition disease
- Calculus
- Calla Lily
- Caloric stimulation
- Caloric test
- Calories - diet
- Campho-Phenique overdose
- Camphor overdose
- Camphor tar
- Campylobacter enteritis
- Campylobacter serology test
- Campylobacteriosis
- Canavan disease
- Cancer
- Cancer - Hodgkin's lymphoma
- Cancer - acute childhood leukemia (ALL)
- Cancer - breast
- Cancer - bronchial adenoma
- Cancer - cervix
- Cancer - esophagus
- Cancer - liver
- Cancer - lung - non-small cell
- Cancer - lung - small cell
- Cancer - mouth
- Cancer - ovaries
- Cancer - pancreas
- Cancer - penis
- Cancer - perineum
- Cancer - prostate
- Cancer - renal pelvis or ureter
- Cancer - retina
- Cancer - skin
- Cancer - skin - squamous cell
- Cancer - stomach
- Cancer - testes
- Cancer - testes
- Cancer - throat or larynx
- Cancer - thyroid
- Cancer - uterine
- Cancer - vagina
- Cancer - vulva
- Cancer and breast lumps
- Cancer chemotherapy
- Cancer metastases
- Cancer of the glottis
- Cancer treatment and nutrition
- Cancrum oris
- Candida Esophagitis
- Candida-associated diaper dermatitis
- Candidiasis
- Candidiasis - oral
- Candidiasis - oral
- Candles
- Canicola fever
- Canker sores
- Cannabis intoxication
- Capillary nail refill test
- Capillary refill time
- Capillary sample
- Caplan's syndrome
- Caput succedaneum
- Carbohydrates
- Carbohydrates
- Carbolic acid
- Carbon monoxide
- Carbon monoxide poisoning
- Carbon-Monoxide Poisoning
- Carboxyhemoglobin
- Carbuncles
- Carbunculosis
- Carcinoembryonic antigen
- Carcinoid Tumors Of The Lung
- Carcinoid syndrome
- Carcinoma
- Carcinoma - Basal-Cell
- Cardiac Arrhythmias
- Cardiac Catheterization
- Cardiac amyloidosis
- Cardiac angiography
- Cardiac blood pooling imaging
- Cardiac catheterization
- Cardiac defibrillation
- Cardiac glycosides
- Cardiac tamponade
- Cardiac transplant
- Cardiac tumor
- Cardiogenic shock
- Cardiomyopathy
- Cardiomyopathy
- Cardiomyopathy
- Cardiomyopathy - alcoholic
- Cardiomyopathy - dilated
- Cardiomyopathy - hypertrophic (HCM)
- Cardiomyopathy - ischemic
- Cardiomyopathy - peripartum
- Cardiopulmonary resuscitation
- Cardiopulmonary resuscitation - adult
- Cardiopulmonary resuscitation - child
- Cardiopulmonary resuscitation - infant
- Cardiovascular disorders
- Cardioversion
- Cardioversion
- Caregiver Stress
- Caries
- Carotid angiogram
- Carotid artery occlusion syndrome
- Carotid artery surgery
- Carotid duplex
- Carotid endarterectomy
- Carotid ultrasound
- Carpal Tunnel Syndrome
- Carpal tunnel biopsy
- Carpal tunnel release
- Carpal tunnel syndrome
- Carpopedal spasm
- Cartilage tear
- Castor oil overdose
- Cat cry syndrome
- Cat scratch disease
- Cat scratch disease skin test
- Cataract
- Cataract - congenital
- Cataract extraction
- Cataract removal
- Cataract surgery
- Cataracts
- Catecholamines - blood
- Catecholamines - urine
- Caterpillars
- Catheter-associated UTI
- Catheterization - cardiac
- Catheterization - left heart
- Catheterization - right heart
- Catheterized urine specimen culture
- Caulking compounds
- Causalgia
- Cauterization
- Cavernous hemangioma
- Cavernous sinus thrombosis
- Cavities - tooth
- Cedar leaf oil
- Celiac Disease (Non-Tropical Sprue)
- Celiac disease - nutritional considerations
- Celiac disease - sprue
- Celiac sprue - diet
- Cell phones - do they cause cancer?
- Cellular immunity
- Cellulite
- Cellulitis
- Cellulitis
- Cement
- Centipede
- Central diabetes insipidus
- Central pontine myelinolysis
- Central serous choroidopathy
- Central serous retinopathy
- Central sleep apnea
- Cerebellitis
- Cerebellopontine angle tumor
- Cerebral Palsy
- Cerebral abscess
- Cerebral aneurysm
- Cerebral angiography
- Cerebral hypoxia
- Cerebral infarction
- Cerebral palsy
- Cerebrospinal fluid - immunofixation
- Cerebrovascular disease
- Certified Nurse Midwife profession (CNM)
- Ceruloplasmin
- Cerumen impaction;
- Cervical Cancer
- Cervical Polyps
- Cervical biopsy
- Cervical cancer
- Cervical dysplasia
- Cervical erosion
- Cervical inflammation
- Cervical intraepithelial neoplasia (CIN)
- Cervical osteoarthritis
- Cervical polyps
- Cervical pregnancy
- Cervical radiculopathy
- Cervical spinal surgery
- Cervical spine X-ray
- Cervical spondylosis
- Cervical ulceration
- Cervicitis
- Cervicitis
- Cervix surgery
- Cervix treatment - cryosurgery
- Cesarean section
- Chafing
- Chagas disease
- Chalasia
- Chalazion
- Chalk
- Chancroid
- Changes in consciousness
- Changes in the newborn at birth
- Chapped hands
- Chapped lips
- Chapstick
- Charcot-Marie-Tooth disease (hereditary)
- Charley horse
- Chediak-Higashi syndrome
- Chelating agents
- Chemical Injury to the Eye
- Chemical burn or reaction
- Chemical cystitis
- Chemical pneumonitis
- Chemistry - CSF
- Chemistry - urine
- Chemosis
- Chemotherapy
- Chemotherapy
- Cherry angioma
- Chest CT
- Chest MRI
- Chest X-ray
- Chest deformity repair
- Chest discomfort
- Chest drainage tube insertion
- Chest infection
- Chest pain
- Chest radiography
- Chest sounds - murmurs
- Chest tightness or pressure
- Chest tomogram
- Chest tube insertion
- Chicken pox skin test
- Chicken soup and sickness
- Chickenpox
- Chickenpox (Varicella)
- Chickenpox - vaccine
- Chiggers
- Childbirth - emergency delivery
- Childhood and adolescent causes of death
- Childhood bereavement
- Childhood disintegrative disorder
- Childhood growth milestones
- Childhood growth milestones - 12 months
- Childhood growth milestones - 18 months
- Childhood growth milestones - 2 months
- Childhood growth milestones - 2 years
- Childhood growth milestones - 3 years
- Childhood growth milestones - 4 months
- Childhood growth milestones - 4 years
- Childhood growth milestones - 5 years
- Childhood growth milestones - 6 months
- Childhood growth milestones - 9 months
- Childhood hyperkinesis
- Childhood stress
- Childhood volvulus
- Children and exercise
- Children and fever
- Children and hyperactivity
- Children and potbellies
- Children and stuttering
- Children and tonsillectomies
- Children and weight problems
- Chills
- Chin augmentation
- Chinese restaurant syndrome
- Chiropractor - Doctor of Chiropractic (DC)
- Chlamydia
- Chlamydia
- Chlamydia infections in women
- Chlamydia psittaci
- Chlamydial urethritis - male
- Chlamydophila pneumoniae
- Chloasmac
- Chloramphenicol toxicity in newborns
- Chlordiazepoxide overdose
- Chloride - urine
- Chloride in diet
- Chlorinated lime
- Chlorine
- Chlormerodrin overdose
- Chlorophyll
- Chlorpromazine overdose
- Choanal atresia
- Choking
- Choking - Heimlich maneuver
- Choking - adult or child over 1 year
- Choking - infant under 1 year
- Choking - unconscious adult or child over 1 year
- Cholangiocarcinoma
- Cholangitis
- Cholecystectomy
- Cholecystectomy
- Cholecystitis
- Cholecystitis - acute
- Cholecystitis - chronic
- Choledocholithiasis
- Cholelithiasis
- Cholera
- Cholestasis
- Cholestasis - drug-induced
- Cholesteatoma
- Cholesterol
- Cholesterol embolization syndrome
- Cholesterol test
- Chondroectodermal dysplasia
- Chondromalacia
- Chondromalacia patellae
- Choosing a primary care provider
- Choosing a qualified surgeon
- Chorea
- Chorea
- Choreoathetosis
- Chorioblastoma
- Choriocarcinoma
- Chorioepithelioma
- Chorionic villus sampling
- Chorioretinitis
- Choroidal Melanoma
- Choroiditis
- Christmas cherry
- Christmas disease
- Christmas factor assay
- Christmas flower
- Chromaffin tumors
- Chromatography
- Chromium in diet
- Chromosomal mosaicism
- Chromosome
- Chromosome analysis
- Chronic Fatigue Syndrome
- Chronic Hepatitis
- Chronic Laryngitis
- Chronic Lyme disease
- Chronic Obstructive Pulmonary Disease (COPD)
- Chronic Otitis Media, Cholesteatoma And Mastoiditis
- Chronic Pain
- Chronic acquired (non-Wilsonian) hepatocerebral degeneration
- Chronic adrenocortical insufficiency
- Chronic atrophic pyelonephritis
- Chronic bacterial prostatitis
- Chronic bilateral obstructive uropathy
- Chronic brain syndrome
- Chronic bronchitis
- Chronic cavitary histoplasmosis
- Chronic cholecystitis
- Chronic depression
- Chronic fatigue syndrome
- Chronic gastritis
- Chronic glaucoma
- Chronic glomerulonephritis
- Chronic gouty arthritis
- Chronic granulocytic leukemia
- Chronic granulomatous disease
- Chronic inflammatory polyneuropathy
- Chronic insomnia
- Chronic kidney failure
- Chronic lobular hepatitis
- Chronic lymphocytic leukemia (CLL)
- Chronic lymphocytic thyroiditis
- Chronic lymphocytic thyroiditis
- Chronic mitral valve regurgitation
- Chronic motor tic disorder
- Chronic myelogenous leukemia (CML)
- Chronic nephritis
- Chronic obstructive airway disease
- Chronic obstructive lung disease
- Chronic obstructive pulmonary disease
- Chronic organic brain syndrome
- Chronic otitis media
- Chronic pancreatitis
- Chronic persistent hepatitis
- Chronic renal failure
- Chronic renal insufficiency
- Chronic silicosis
- Chronic sinus infection
- Chronic sinusitis
- Chronic subdural hematoma
- Chronic symptomatic HIV infection
- Chronic thyroiditis (Hashimoto's disease)
- Chronic unilateral obstructive uropathy
- Chronic venous insufficiency
- Chylomicronemia syndrome
- Cigar smoking
- Cigarette smoking
- Cigarettes - tips on how to quit
- Ciliary body
- Cimetidine
- Cinfacrom
- Circumcision
- Circumscribed brain atrophy
- Cirrhosis
- Cirrhosis
- Cirrhosis or hepatitis - alcoholic
- Cisternal puncture
- Cisternogram
- Citric acid urine test
- Cl-
- Clammy skin
- Classic Kaposi's Sarcoma
- Classic migraine
- Classical RTA
- Claw foot
- Claw hand
- Claw toes
- Clean catch urine specimen
- Clean intermittent self-catheterization
- Cleft lip and palate
- Cleft lip and palate repair
- Cleidocranial dysostosis
- Clinical hemoglobin C
- Clinitest
- Clinitest tablets overdose
- Closed angle glaucoma
- Closed pleural biopsy
- Clostridial infection of tissues
- Clot
- Clot in the renal vein
- Clot-dissolving agents
- Cloudy cornea
- Clove oil
- Club foot release
- Club foot repair
- Clubbing
- Clubbing of the fingers or toes
- Clubfoot
- Clumsiness
- Cluster Headache
- Cluster headaches
- Coagulopathy
- Coal worker's pneumoconiosis
- Coarctation of the aorta
- Coarctation of the aorta repair
- Cobalt
- Cobalt chloride
- Cobalt oxide
- Cobalt sulfate
- Cocaine abuse
- Cocaine withdrawal
- Coccidioides antibody test
- Coccidioides antibody test of spinal fluid
- Coccidioides complement fixation
- Coccidioides precipitin
- Coccidioidin or spherulin skin test
- Coccidioidomycosis
- Coccidioidomycosis - acute pulmonary
- Coccidioidomycosis - chronic pulmonary
- Coccidioidomycosis - disseminated
- Coccidioidomycosis antibody test
- Coccidiosis
- Coccyx injury
- Cochlear implant
- Codeine overdose
- Cogan's Syndrome
- Cognitive tests
- Cold
- Cold agglutinins
- Cold exposure
- Cold exposure - extremities
- Cold intolerance
- Cold knife cone biopsy
- Cold sore
- Cold stimulation test for Raynaud's syndrome
- Cold sweat
- Cold symptoms - treatment
- Cold wave lotion
- Cold weather and itchy skin
- Colds and exercise
- Colds and flus - antibiotics
- Colds and vitamin C
- Colectomy
- Colic and Crying
- Colitis
- Colitis - cytomegalovirus
- Colitis - pseudomembranous
- Collapsed lung
- Collarbone (Clavicle) Fracture
- Colles' wrist fracture
- Colloid nodular goiter
- Coloboma of the iris
- Colocasia
- Colognes
- Colon Polyps
- Colon cancer
- Colon cancer screening
- Colon resection
- Colon splenic flexure distention
- Colonic angiomas
- Colonic arteriovenous malformation
- Colonic ischemia
- Colonic pseudo-obstruction
- Colonic tissue culture
- Colonoscopy
- Colonoscopy
- Color vision test
- Colorado tick fever
- Colorblind
- Colorectal Cancer
- Colorectal cancer
- Colorectal polyps
- Colostomy
- Colposcopy
- Colposcopy - directed biopsy
- Coma
- Coma - first aid
- Coma and Persistent Vegetative State
- Comedones
- Comedones
- Comedones
- Common Cold
- Common Cold (Viral Rhinitis)
- Common ichthyosis
- Common migraine
- Common nightshade
- Common oleander
- Common peroneal nerve dysfunction
- Compartment syndrome
- Compazine
- Compazine overdose
- Complement
- Complement assay
- Complement component 3 (C3)
- Complement fixation test to C. burnetii
- Complement proteins
- Complete blood count
- Complete protein
- Complex carbohydrates
- Complex regional pain syndrome
- Complex seizure
- Complex seizure
- Complicated urinary tract infection
- Compound 4049
- Compression fractures of the back
- Compression of spinal cord
- Compulsive Gambling
- Compulsive gambling
- Compulsive hair pulling
- Computed Tomography (CT)
- Computed axial tomography (CAT) scan
- Concrete
- Concussion
- Concussion
- Conditions associated with jaundice
- Condom catheter
- Condoms
- Condoms for women
- Conduct disorder
- Condylomata acuminata
- Confusion
- Congenital CMV
- Congenital adrenal hyperplasia
- Congenital afibrinogenemia
- Congenital antithrombin III deficiency
- Congenital bronchiectasis
- Congenital cataract
- Congenital cranial osteoporosis
- Congenital cytomegalovirus
- Congenital dermal melanocytosis
- Congenital dislocation of the hip
- Congenital dysplasia of the hip
- Congenital erythropoietic porphyria
- Congenital glaucoma
- Congenital heart defect corrective surgery
- Congenital heart disease
- Congenital hernia of the diaphragm
- Congenital hypertrophic pyloric stenosis
- Congenital hypothyroidism
- Congenital lues
- Congenital megacolon
- Congenital nephrotic syndrome
- Congenital pernicious anemia
- Congenital platelet function defects
- Congenital protein C or S deficiency
- Congenital rubella
- Congenital spherocytic anemia
- Congenital syphilis
- Congenital toxoplasmosis
- Congested nose
- Congestive Heart Failure
- Congestive Heart Failure
- Congestive cardiomyopathy
- Congestive heart failure
- Congestive heart failure - left
- Congestive heart failure - right
- Conical teeth
- Conjunctiva
- Conjunctival injection
- Conjunctivitis
- Conjunctivitis - allergic
- Conjunctivitis of the newborn
- Conn's syndrome
- Consciousness - decreased
- Constipation
- Constipation and Impaction
- Constitutional liver dysfunction
- Constrictive pericarditis
- Consumer rights and responsibilities
- Consumption
- Consumption coagulopathy
- Contac overdose
- Contact Dermatitis
- Contact dermatitis
- Continuous ambulatory peritoneal
- Contraction
- Contracture deformity
- Contraindications
- Contusion
- Conversion Disorder
- Conversion disorder
- Convulsions
- Convulsions (Seizure - first aid)
- Cooking starch
- Cooking utensils and nutrition
- Coolants
- Cooley's anemia
- Coombs' test - direct
- Coombs' test - indirect
- Coordination impairment
- Copper in diet
- Copper poisoning
- Coproporphyrin levels
- Cor pulmonale
- Cord blood
- Cord care
- Corneal Abrasion
- Corneal Transplant
- Corneal edema
- Corneal injury
- Corneal opacification
- Corneal surgery
- Corneal transplant
- Corneal ulcers and infections
- Corns and Calluses
- Corns and calluses
- Coronary Artery Disease
- Coronary angiography
- Coronary angiography
- Coronary artery bypass graft
- Coronary artery spasm
- Coronary heart disease
- Coronary risk profile
- Corramedan
- Correction of Outer ear deformity
- Corrosive alkalis
- Corticosteroid-induced Cushing's syndrome
- Corticosteroids overdose
- Cortisol - urine
- Cortisol level
- Cortisol suppression test
- Cosmetic breast surgery
- Cosmetic ear surgery
- Cosmetic nose surgery
- Cosmetic surgery of the abdomen
- Cosmetic surgery of the face
- Cotton bract disease
- Cough
- Coughing up blood
- Cow's milk and children
- Cow's milk for infants and children
- Coxa plana
- Coxsackievirus infection
- Crabs
- Cradle cap
- Cramps - leg
- Cramps - menstrual
- Cramps - muscle
- Cranial CT scan
- Cranial MRI
- Cranial arteritis
- Cranial mononeuropathy III - compression type
- Cranial mononeuropathy III - diabetic type
- Cranial mononeuropathy VI
- Cranial mononeuropathy VII
- Cranial sutures
- Craniofacial reconstruction
- Craniopharyngioma
- Craniosynostosis
- Craniotabes
- Craniotomy
- Crayons
- Crazy Glue
- Creatine kinase
- Creatine kinase - isoenzymes
- Creatine phosphokinase
- Creatine phosphokinase - isoenzymes
- Creatinine - serum
- Creatinine - urine
- Creatinine clearance
- Creeping eruption
- Crepitus
- Crescentic glomerulonephritis
- Cretinism
- Creutzfeldt-Jakob Disease (CJD)
- Creutzfeldt-Jakob disease
- Cri du chat syndrome
- Crib death
- Crigler-Najjar syndrome
- Crohn's Disease
- Crohn's Disease -2
- Crohn's disease
- Crohn's disease -1
- Cross matching
- Crossbite
- Crossed Eyes (Strabismus)
- Crossed eyes
- Croup
- Croup
- Crowded teeth
- Cruciate ligament injury - anterior
- Cruciate ligament injury - posterior
- Crural hernia
- Crush injury
- Crushed digits
- Crying - excessive (0-6 months)
- Crying in childhood
- Crying in infancy
- Cryoglobulinemia
- Cryoglobulins
- Cryosurgery
- Cryosurgery - female
- Cryotherapy
- Cryptococcal meningitis
- Cryptococcosis
- Cryptogenic Fibrosing Alveolitis (CFA)
- Cryptogenic fibrosing alveolitis
- Cryptogenic polycythemia
- Cryptorchidism
- Cryptorchidism repair
- Cryptosporidiosis
- Cryptosporidium enteritis
- Culdocentesis
- Culture - CSF (cerebral spinal fluid)
- Culture - amniotic cells
- Culture - amniotic fluid
- Culture - blood
- Culture - bone marrow
- Culture - bronchoscopic
- Culture - cervix
- Culture - colonic tissue biopsy
- Culture - duodenal tissue biopsy
- Culture - ear drainage
- Culture - endocervix
- Culture - esophageal biopsy
- Culture - gastric tissue biopsy
- Culture - genital discharge or exudate
- Culture - herpes simplex virus
- Culture - joint fluid (aspirate)
- Culture - lung needle biopsy
- Culture - lymph node
- Culture - meconium
- Culture - mycobacterial of bone marrow
- Culture - mycobacterial of liver biopsy
- Culture - mycobacterial of suspected non-pulmonary site of pathology
- Culture - nasopharyngeal
- Culture - pericardial fluid
- Culture - peritoneal fluid
- Culture - pleural fluid
- Culture - rectal
- Culture - skin or mucosal biopsy
- Culture - stool
- Culture - throat
- Culture - urine - catheterized specimen
- Culture of urethral discharge
- Culture-negative endocarditis
- Curvature Of The Penis (Peyronie's Disease)
- Curvature of the penis
- Cushing's disease
- Cushing's syndrome
- Cushing's syndrome - adrenal tumor
- Cushing's syndrome - corticosteroid induced
- Cushing's syndrome - ectopic
- Cushing's syndrome - exogenous
- Cutaneous Leukocytoclastic Vasculitis
- Cutaneous abscess
- Cutaneous anthrax
- Cutaneous candidiasis
- Cutaneous larvae migrans
- Cutaneous skin tags
- Cuticle remover
- Cuts and puncture wounds
- Cyanoacrylates
- Cyanosis
- Cyanotic heart disease
- Cyclothymic disorder
- Cyproheptadine overdose
- Cystathionine beta synthase deficiency
- Cystic Fibrosis
- Cystic acne
- Cystic fibrosis
- Cystic fibrosis - nutritional considerations
- Cystic fibrosis screening - neonatal
- Cystic hygroma
- Cysticercosis
- Cystine stones
- Cystinuria
- Cystitis - acute bacterial
- Cystitis - interstitial
- Cystitis - noninfectious
- Cystitis - recurrent
- Cystography - retrograde
- Cystometric study
- Cystometrogram
- Cystoscopy
- Cystoscopy
- Cystourethrogram - voiding
- Cystourethroscopy
- Cysts
- Cysts (Overview)
- Cysts - kidneys
- Cythion
- Cytochrome b5 reductase
- Cytology exam of pleural fluid
- Cytology exam of urine
- Cytomegalovirus (CMV)
- Cytomegalovirus (CMV)
- Cytomegalovirus - immunocompromised host
- Cytomegalovirus pneumonia
- Cytotoxic chemotherapy