C

  1. C. difficile colitis, also known asPseudomembranous colitis)
  2. C. difficile infection
  3. Calciphylaxis
  4. Calluses and corns, also known asCorns and calluses)
  5. Cancer
  6. Cancer, acute lymphocytic leukemia, also known asAcute lymphocytic leukemia)
  7. Cancer, anal, also known asAnal cancer)
  8. Cancer, basal cell, also known asBasal cell carcinoma)
  9. Cancer, bladder, also known asBladder cancer)
  10. Cancer, bone, also known asBone cancer)
  11. Cancer, breast, also known asBreast cancer)
  12. Cancer, carcinoid tumors, also known asCarcinoid tumors)
  13. Cancer, cervical, also known asCervical cancer)
  14. Cancer, chronic lymphocytic leukemia, also known asChronic lymphocytic leukemia)
  15. Cancer, chronic myelogenous leukemia, also known asChronic myelogenous leukemia)
  16. Cancer, colon, also known asColon cancer)
  17. Cancer, endometrial, also known asEndometrial cancer)
  18. Cancer, esophageal, also known asEsophageal cancer)
  19. Cancer, eye melanoma, also known asEye melanoma)
  20. Cancer, gallbladder, also known asGallbladder cancer)
  21. Cancer, gastric, also known asStomach cancer)
  22. Cancer, hairy cell leukemia, also known asHairy cell leukemia)
  23. Cancer, Hodgkin's disease, also known asHodgkin's lymphoma (Hodgkin's disease))
  24. Cancer, Hurthle cell, also known asHurthle cell cancer)
  25. Cancer, inflammatory breast, also known asInflammatory breast cancer)
  26. Cancer, kidney, also known asKidney cancer)
  27. Cancer, leukemia, also known asLeukemia)
  28. Cancer, lip, also known asMouth cancer)
  29. Cancer, liver, also known asLiver cancer)
  30. Cancer, lung, also known asLung cancer)
  31. Cancer, male breast, also known asMale breast cancer)
  32. Cancer, Merkel cell, also known asMerkel cell carcinoma)
  33. Cancer, mesothelioma, also known asMesothelioma)
  34. Cancer, mouth, also known asMouth cancer)
  35. Cancer, multiple myeloma, also known asMultiple myeloma)
  36. Cancer, nasopharyngeal, also known asNasopharyngeal carcinoma)
  37. Cancer, neuroblastoma, also known asNeuroblastoma)
  38. Cancer, non-Hodgkin's lymphoma, also known asNon-Hodgkin's lymphoma)
  39. Cancer, oral, also known asMouth cancer)
  40. Cancer, ovarian, also known asOvarian cancer)
  41. Cancer, pancreatic, also known asPancreatic cancer)
  42. Cancer, paraneoplastic syndromes, also known asParaneoplastic syndromes of the nervous system)
  43. Cancer, prostate, also known asProstate cancer)
  44. Cancer, rectal, also known asRectal cancer)
  45. Cancer, retinoblastoma, also known asRetinoblastoma)
  46. Cancer, skin, also known asSkin cancer)
  47. Cancer, soft tissue sarcoma, also known asSoft tissue sarcoma)
  48. Cancer, squamous cell, also known asSquamous cell carcinoma of the skin)
  49. Cancer, stomach, also known asStomach cancer)
  50. Cancer, testicular, also known asTesticular cancer)
  51. Cancer, throat, also known asThroat cancer)
  52. Cancer, thyroid, also known asThyroid cancer)
  53. Cancer, uterine, also known asEndometrial cancer)
  54. Cancer, vagina, also known asVaginal cancer)
  55. Cancer, vulvar, also known asVulvar cancer)
  56. Cancer, Wilms' tumor, also known asWilms' tumor)
  57. Candidiasis, oral, also known asOral thrush)
  58. Candidiasis, vaginal, also known asYeast infection (vaginal))
  59. Canker sore
  60. Carbon monoxide poisoning
  61. Carbuncles and boils, also known asBoils and carbuncles)
  62. Carcinoid syndrome
  63. Carcinoid tumors
  64. Carcinoma of unknown primary
  65. Cardiac arrest, sudden, also known asSudden cardiac arrest)
  66. Cardiac ischemia, also known asMyocardial ischemia)
  67. Cardiogenic shock
  68. Cardiomegaly, also known asEnlarged heart)
  69. Cardiomyopathy
  70. Cardiomyopathy, dilated, also known asDilated cardiomyopathy)
  71. Cardiomyopathy, hypertrophic, also known asHypertrophic cardiomyopathy)
  72. Cardiospasm, also known asAchalasia)
  73. Cardiovascular disease, also known asHeart disease)
  74. Carotid artery disease
  75. Carpal tunnel syndrome
  76. Castleman disease
  77. Cataracts
  78. Cavernous malformations
  79. Cavities/tooth decay
  80. Celiac artery compression, also known asMedian arcuate ligament syndrome (MALS))
  81. Celiac artery compression syndrome, also known asMedian arcuate ligament syndrome (MALS))
  82. Celiac axis syndrome, also known asMedian arcuate ligament syndrome (MALS))
  83. Celiac disease
  84. Celiac trunk compression syndrome, also known asMedian arcuate ligament syndrome (MALS))
  85. CELLO, also known asBarrett's esophagus)
  86. Cellulite
  87. Cellulitis
  88. Central nervous system vascular malformations
  89. Central sleep apnea
  90. Cercarial dermatitis, also known asSwimmer's itch)
  91. Cerebral aneurysm, also known asBrain aneurysm)
  92. Cerebral palsy
  93. Cerebrovascular accident, also known asStroke)
  94. Cerumen impaction, also known asEarwax blockage)
  95. Cervical cancer
  96. Cervical dystonia
  97. Cervical osteoarthritis, also known asCervical spondylosis)
  98. Cervical spondylosis
  99. Cervicitis
  100. Chagas disease
  101. Charcot-Marie-Tooth disease
  102. CHD, also known asHip dysplasia)
  103. Chemical dependency, also known asDrug addiction (substance use disorder))
  104. Chemo brain
  105. Chest pain
  106. Chest wall pain, also known asCostochondritis)
  107. Chiari malformation
  108. Chickenpox
  109. Chilblains
  110. Child abuse
  111. Child maltreatment, also known asChild abuse)
  112. Childhood apraxia of speech
  113. Childhood asthma
  114. Childhood obesity
  115. Childhood schizophrenia
  116. Chlamydia trachomatis
  117. Cholangiocarcinoma (bile duct cancer)
  118. Cholangitis, primary sclerosing, also known asPrimary sclerosing cholangitis)
  119. Cholecystitis
  120. Cholera
  121. Cholestasis of pregnancy
  122. Cholesterol, high blood, also known asHigh cholesterol)
  123. Chondrosarcoma
  124. Chordoma
  125. Chorea, Huntington's, also known asHuntington's disease)
  126. Choroid plexus carcinoma
  127. Chronic adrenal insufficiency, also known asAddison's disease)
  128. Chronic cough
  129. Chronic daily headaches
  130. Chronic exertional compartment syndrome
  131. Chronic fatigue syndrome
  132. Chronic granulomatous disease
  133. Chronic hives
  134. Chronic kidney disease
  135. Chronic kidney failure, also known asChronic kidney disease)
  136. Chronic lymphocytic leukemia
  137. Chronic lymphocytic thyroiditis, also known asHashimoto's disease)
  138. Chronic myelogenous leukemia
  139. Chronic obstructive pulmonary disease, also known asCOPD)
  140. Chronic pelvic pain in women
  141. Chronic renal failure, also known asChronic kidney disease)
  142. Chronic sinusitis
  143. Chronic traumatic encephalopathy
  144. Chronic vulvar pain, also known asVulvodynia)
  145. Churg-Strauss syndrome
  146. Cirrhosis
  147. CJD, also known asCreutzfeldt-Jakob disease)
  148. CKD, also known asChronic kidney disease)
  149. Claudication
  150. Cleft lip and cleft palate
  151. Click-murmur syndrome, also known asMitral valve prolapse)
  152. Clinical depression, also known asDepression (major depressive disorder))
  153. CLL, also known asChronic lymphocytic leukemia)
  154. Clostridioides difficile infection, also known asC. difficile infection)
  155. Clostridium difficile infection, also known asC. difficile infection)
  156. Clubfoot
  157. Cluster headache
  158. Coarctation of the aorta
  159. Coccidioidomycosis, also known asValley fever)
  160. Cold allergy, also known asCold urticaria)
  161. Cold exposure, also known asHypothermia)
  162. Cold sore
  163. Cold urticaria
  164. Cold, common, also known asCommon cold)
  165. Colic
  166. Colitis, ischemic, also known asIschemic colitis)
  167. Colitis, microscopic, also known asMicroscopic colitis)
  168. Colitis, pseudomembranous, also known asPseudomembranous colitis)
  169. Colitis, ulcerative, also known asUlcerative colitis)
  170. Collapsed lung, also known asPneumothorax)
  171. Collapsed lung, also known asAtelectasis)
  172. Colon cancer
  173. Colon polyps
  174. Colonic ischemia, also known asIschemic colitis)
  175. Color blindness
  176. Colorectal cancer, also known asColon cancer)
  177. Columnar epithelium lined lower esophagus, also known asBarrett's esophagus)
  178. Coma
  179. Common cold
  180. Common cold in babies
  181. Common variable immunodeficiency
  182. Common variable immunodeficiency , also known asCommon variable immunodeficiency)
  183. Common warts
  184. Compartment syndrome, chronic exertional, also known asChronic exertional compartment syndrome)
  185. Complex regional pain syndrome
  186. Complicated bereavement, also known asComplicated grief)
  187. Complicated grief
  188. Compulsive gambling
  189. Compulsive hoarding syndrome, also known asHoarding disorder)
  190. Compulsive overeating, also known asBinge-eating disorder)
  191. Compulsive sexual behavior
  192. Compulsive stealing, also known asKleptomania)
  193. Concussion
  194. Condylomata acuminata, also known asGenital warts)
  195. Congenital adrenal hyperplasia
  196. Congenital heart defects in children
  197. Congenital heart disease in adults
  198. Congenital hip dislocation, also known asHip dysplasia)
  199. Congenital megacolon, also known asHirschsprung's disease)
  200. Congenital mitral valve anomalies
  201. Congenital myasthenic syndromes
  202. Congenital myopathies
  203. Congenital plagiocephaly, also known asCraniosynostosis)
  204. Congestive heart failure, also known asHeart failure)
  205. Conjoined twins
  206. Conjunctivitis, also known asPink eye (conjunctivitis))
  207. Conn's syndrome, also known asPrimary aldosteronism)
  208. Constipation
  209. Constipation in children
  210. Contact dermatitis
  211. Convergence insufficiency
  212. Cooley's anemia, also known asThalassemia)
  213. COPD
  214. Corns and calluses
  215. Coronary artery disease
  216. Coronary microvascular disease, also known asSmall vessel disease)
  217. Coronavirus disease 2019 (COVID-19)
  218. Corticobasal degeneration
  219. Costochondritis
  220. Costosternal chondrodynia, also known asCostochondritis)
  221. Costosternal syndrome, also known asCostochondritis)
  222. Cough headaches
  223. Cough, chronic, also known asChronic cough)
  224. COVID-19, also known asCoronavirus disease 2019 (COVID-19))
  225. COVID-19-associated multisystem inflammatory syndrome in children, also known asMultisystem inflammatory syndrome in children (MIS-C))
  226. Crabs, also known asPubic lice (crabs))
  227. Cradle cap
  228. Cramp, muscle, also known asMuscle cramp)
  229. Cramps, menstrual, also known asMenstrual cramps)
  230. Cranial arteritis, also known asGiant cell arteritis)
  231. Craniopharyngioma
  232. Craniosynostosis
  233. CREST syndrome, also known asLimited scleroderma)
  234. Creutzfeldt-Jakob disease
  235. Crib death, also known asSudden infant death syndrome (SIDS))
  236. Crohn's disease
  237. Croup
  238. CRPS, also known asComplex regional pain syndrome)
  239. Cryoglobulinemia
  240. Cryptorchidism, also known asUndescended testicle)
  241. Cryptosporidiosis, also known asCryptosporidium infection)
  242. Cryptosporidium infection
  243. CTCL, also known asCutaneous T-cell lymphoma)
  244. Curvature of the penis, also known asPeyronie's disease)
  245. Curvature of the spine, also known asScoliosis)
  246. Cushing syndrome
  247. Cutaneous B-cell lymphoma
  248. Cutaneous T-cell lymphoma
  249. Cutting/self-injury, also known asSelf-injury/cutting)
  250. CVA, also known asStroke)
  251. Cyclic vomiting syndrome
  252. Cyclospora infection
  253. Cyclothymia (cyclothymic disorder)
  254. Cyclothymic disorder, also known asCyclothymia (cyclothymic disorder))
  255. Cyst, Bartholin's, also known asBartholin's cyst)
  256. Cyst, ganglion, also known asGanglion cyst)
  257. Cyst, kidney, also known asKidney cysts)
  258. Cyst, ovarian, also known asOvarian cysts)
  259. Cyst, pancreatic, also known asPancreatic cysts)
  260. Cyst, pilonidal, also known asPilonidal cyst)
  261. Cyst, spermatic, also known asSpermatocele)
  262. Cystic fibrosis
  263. Cystitis
  264. Cystitis, interstitial, also known asInterstitial cystitis)
  265. Cystocele, also known asAnterior prolapse (cystocele))
  266. Cysts, epidermoid, also known asEpidermoid cysts)
  267. Cysts, sebaceous, also known asEpidermoid cysts)
  268. Cytomegalovirus (CMV) infection
  269. Cytomegalovirus infection, also known asCytomegalovirus (CMV) infection)
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