Encyclopedia Home >Diseases & Conditions (A-Z)
CAAChronic sinus infection
CADChronic sinusitis
Cafe-au-lait spotsChronic subdural hematoma
Calcific tendinitisChronic symptomatic HIV infection
Calcium level - low - infantsChronic thyroiditis (Hashimoto’s disease)
Calcium pyrophosphate dihydrate deposition diseaseChronic unilateral obstructive uropathy
Calluses and cornsChronic venous insufficiency
Campylobacter enteritisChronic vocal tic disorder
Canavan diseaseChylomicronemia syndrome
CancerCIDP
Cancer - acute childhood leukemia (ALL)Cirrhosis
Cancer - brain tumor (adults)Cirrhosis or hepatitis - alcoholic
Cancer - brain tumor (children)CJD
Cancer - brain tumor (metastatic)Clap
Cancer - breastClassical RTA
Cancer - cervixCleft lip and palate
Cancer - colonCleft sinus
Cancer - endometrialCleft spine
Cancer - esophagusCleidocranial dysostosis
Cancer - Hodgkin's lymphomaClinical hemoglobin C
Cancer - kidneyCLL
Cancer - liverClosed angle glaucoma
Cancer - lungClostridial infection of tissues
Cancer - lung - non-small cellClot
Cancer - lung - small cellClot in the renal vein
Cancer - mouthClubfoot
Cancer - non-Hodgkin's lymphomaCluster headaches
Cancer - ovariesCML
Cancer - pancreasCMV - congenital
Cancer - penisCMV - gastroenteritis/colitis
Cancer - perineumCMV - immunocompromised host
Cancer - prostateCMV - pneumonia
Cancer - renal pelvis or ureterCMV Esophagitis
Cancer - retinaCMV Mononucleosis
Cancer - skinCMV retinitis
Cancer - skin - basal cellCNS abscess
Cancer - skin - squamous cellCoagulopathy
Cancer - stomachCoal worker's pneumoconiosis
Cancer - testesCoarctation of the aorta
Cancer - throat or larynxCocaine intoxication
Cancer - thyroidCocaine withdrawal
Cancer - thyroid (medullary carcinoma)Coccidioidomycosis
Cancer - uterineCoccidioidomycosis - acute pulmonary
Cancer - vaginaCoccidioidomycosis - chronic pulmonary
Cancer - vulvaCoccidioidomycosis - disseminated
Cancer of the glottisCoccidioidomycosis - systemic
Cancrum orisCoccidiosis
Candida EsophagitisCold
Candida infection - esophagusCold sore
Candida-associated diaper dermatitisColic and crying
Candidiasis - oralColitis
Cane-cutter feverColitis - cytomegalovirus
Canicola feverColitis - pseudomembranous
Canker soresCollagen vascular disease
Cannabis intoxicationCollapsed lung
Capillary hemangiomaColloid nodular goiter
Caplan syndromeColon cancer
CaputColon splenic flexure distention
Caput succedaneumColonic angiomas
CarbuncleColonic arteriovenous malformation
CarbunculosisColonic ischemia
Carcinoid syndromeColonic pseudo-obstruction
CarcinomaColor blindness
Carcinoma - ductalColor deficiency
Carcinoma - lobularColorado tick fever
Cardiac amyloidosisColorectal cancer
Cardiac tamponadeColorectal polyps
Cardioembolic strokeCommon cold
Cardiogenic shockCommon ichthyosis
CardiomyopathyCommon peroneal nerve dysfunction
Cardiomyopathy - alcoholicCommunity-acquired MRSA (CA-MRSA)
Cardiomyopathy - dilatedCommunity-acquired pneumonia
Cardiomyopathy - hypertrophic (HCM)Compartment syndrome
Cardiomyopathy - ischemicComplete abortion
Cardiomyopathy - peripartumComplex regional pain syndrome
Cardiomyopathy - restrictiveComplicated urinary tract infection
Cardiovascular disordersCompression fractures of the back
CariesCompression of spinal cord
Carotid artery occlusion syndromeCompulsive gambling
Carpal tunnel syndromeCompulsive hair pulling
Cat cry syndromeConcussion
Cat scratch diseaseConditions associated with jaundice
Cat scratch feverConduct disorder
CataractCondyloma
Cataract - congenitalCondylomata acuminata
Catheter-associated UTICongenital adrenal hyperplasia
Cavernous hemangiomaCongenital afibrinogenemia
Cavernous hepatic hemangiomaCongenital antithrombin III deficiency
Cavernous sinus thrombosisCongenital bronchiectasis
Cavities - toothCongenital cataract
CDHCongenital CMV
Celiac disease - sprueCongenital cranial osteoporosis
CellulitisCongenital cytomegalovirus
Central Bilateral Acoustic NFCongenital dermal melanocytosis
Central diabetes insipidusCongenital dislocation of the hip
Central pontine myelinolysisCongenital dysplasia of the hip
Central serous choroidopathyCongenital erythropoietic porphyria
Central serous retinopathyCongenital giant pigmented nevus
Central sleep apneaCongenital glaucoma
Cerebellar ataxiaCongenital heart disease
CerebellitisCongenital hernia of the diaphragm
Cerebellopontine angle tumorCongenital herpes
Cerebral abscessCongenital hypertrophic pyloric stenosis
Cerebral aneurysmCongenital hypothyroidism
Cerebral hemorrhageCongenital lues
Cerebral hypoxiaCongenital megacolon
Cerebral infarctionCongenital nephrogenic diabetes insipidus
Cerebral lymphomaCongenital nephrotic syndrome
Cerebral palsyCongenital nevus
Cerebrovascular diseaseCongenital pernicious anemia
Cerumen impactionCongenital platelet function defects
Cervical cancerCongenital protein C or S deficiency
Cervical dysplasiaCongenital rubella
Cervical inflammationCongenital spherocytic anemia
Cervical intraepithelial neoplasia (CIN)Congenital syphilis
Cervical osteoarthritisCongenital toxoplasmosis
Cervical polypsCongestive heart failure
Cervical pregnancyCongestive heart failure - left
Cervical radiculopathyCongestive heart failure - right-sided
Cervical spondylosisConglomerate silicosis
CervicitisConjunctivitis
CFAConjunctivitis - allergic
CFSConjunctivitis of the newborn
CGDConn's syndrome
Chagas diseaseConstitutional liver dysfunction
ChalasiaConstrictive pericarditis
ChalazionConsumption coagulopathy
ChancroidContact dermatitis
Charcot-Marie-Tooth diseaseConversion disorder
Charley horse Cooley's anemia
CHDCOPD
Chediak-Higashi syndromeCor pulmonale
Chemical cystitisCorneal injury
Chemical pneumonitisCorneal ulcers and infections
Chemical pneumonitisCorns and calluses
Cherry angiomaCoronary artery disease
Chest infectionCoronary artery spasm
CHFCoronary heart disease
ChickenpoxCorticosteroid-induced Cushing syndrome
ChiggersCostochondritis
Child abuse - physicalCotton bract disease
Child abuse - sexualCotton worker's lung
Child neglect and psychological abuseCoxa plana
Childhood disintegrative disorderCoxsackievirus infection
Childhood hyperkinesisCPM
Childhood volvulusCPPD disease
Chinese restaurant syndromeCrabs
ChlamydiaCradle cap
Chlamydia infections in womenCranial arteritis
Chlamydia psittaciCranial mononeuropathy III - compression type
Chlamydial urethritis - maleCranial mononeuropathy III - diabetic type
Chlamydophila pneumoniaeCranial mononeuropathy IX
ChloasmaCranial mononeuropathy VI
Chloramphenicol toxicity in newbornsCranial mononeuropathy VII
Choanal atresiaCraniopharyngioma
ChokingCraniosynostosis
CholangiocarcinomaCraniotabes
CholangitisCreeping eruption
Cholecystitis - acuteCrescentic glomerulonephritis
Cholecystitis - chronicCREST syndrome
CholedocholithiasisCretinism
CholelithiasisCreutzfeldt-Jakob disease
CholeraCri du chat syndrome
CholestasisCrib death
Cholestasis - drug-inducedCrigler-Najjar syndrome
CholesteatomaCrohn's disease
Cholesterol embolization syndromeCrossbite
Chondroectodermal dysplasiaCrossed eyes
Chondromalacia patellaCroup
ChorioblastomaCrowded teeth
ChoriocarcinomaCrural hernia
ChorioepitheliomaCryoglobulinemia
ChorioretinitisCryptococcal meningitis
Choroidal dystrophiesCryptococcosis
ChoroiditisCryptogenic fibrosing alveolitis
Christmas diseaseCryptogenic fibrosing alveolitis (CFA)
Chromaffin tumorsCryptogenic polycythemia
Chromosomal mosaicismCryptorchidism
Chromosome 5p deletion syndromeCryptosporidiosis
Chronic acquired (Non-Wilsonian) hepatocerebral degenerationCryptosporidium enteritis
Chronic adrenocortical insufficiencyCSD
Chronic atrophic pyelonephritisCSF leak
Chronic bacterial prostatitisCulture-negative endocarditis
Chronic bilateral obstructive uropathyCurvature of the penis
Chronic brain syndromeCushing syndrome
Chronic bronchitisCushing syndrome - corticosteroid induced
Chronic cavitary histoplasmosisCushing syndrome - ectopic
Chronic cholecystitisCushing syndrome - exogenous
Chronic depressionCushing syndrome due to adrenal tumor
Chronic ear infectionCushing’s disease
Chronic fatigue syndromeCutaneous abscess
Chronic gastritisCutaneous anthrax
Chronic glaucomaCutaneous candidiasis
Chronic glomerulonephritisCutaneous larvae migrans
Chronic gouty arthritisCutaneous leukocytoclastic vasculitis
Chronic granulocytic leukemiaCutaneous skin tags
Chronic granulomatous diseaseCVA
Chronic granulomatous disease of childhoodCyanotic heart disease
Chronic inflammatory demyelinating polyneuropathyCyclothymia
Chronic inflammatory polyneuropathyCyclothymic disorder
Chronic insomniaCylindroma
Chronic intestinal pseudo-obstructionCyprus fever
Chronic kidney failureCystathionine beta synthase deficiency
Chronic lobular hepatitisCystic acne
Chronic Lyme diseaseCystic fibrosis
Chronic lymphocytic leukemia (CLL)Cystic hygroma
Chronic lymphocytic thyroiditisCysticercosis
Chronic mitral valve regurgitationCystine stones
Chronic motor tic disorderCystinuria
Chronic myelogenous leukemia (CML)Cystitis
Chronic nephritisCystitis - acute bacterial
Chronic obstructive airway diseaseCystitis - chronic
Chronic obstructive lung diseaseCystitis - interstitial
Chronic obstructive pulmonary diseaseCystitis - noninfectious
Chronic organic brain syndromeCystitis - recurrent
Chronic otitis mediaCysts - ear
Chronic pancreatitisCysts - kidneys
Chronic persistent hepatitisCytomegalovirus (CMV)
Chronic renal failureCytomegalovirus - immunocompromised host
Chronic renal insufficiencyCytomegalovirus pneumonia
Chronic silicosis 
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