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. Cerebrospinal fluid leak, also known asCSF leak (Cerebrospinal fluid leak))
  94. Cerebrovascular accident, also known asStroke)
  95. Cerumen impaction, also known asEarwax blockage)
  96. Cervical cancer
  97. Cervical dystonia
  98. Cervical osteoarthritis, also known asCervical spondylosis)
  99. Cervical spondylosis
  100. Cervicitis
  101. Chagas disease
  102. Charcot-Marie-Tooth disease
  103. CHD, also known asHip dysplasia)
  104. Chemical dependency, also known asDrug addiction (substance use disorder))
  105. Chemo brain
  106. Chest pain
  107. Chest wall pain, also known asCostochondritis)
  108. Chiari malformation
  109. Chickenpox
  110. Chilblains
  111. Child abuse
  112. Child maltreatment, also known asChild abuse)
  113. Childhood apraxia of speech
  114. Childhood asthma
  115. Childhood obesity
  116. Childhood schizophrenia
  117. Chlamydia trachomatis
  118. Cholangiocarcinoma (bile duct cancer)
  119. Cholangitis, primary sclerosing, also known asPrimary sclerosing cholangitis)
  120. Cholecystitis
  121. Cholera
  122. Cholestasis of pregnancy
  123. Cholesterol, high blood, also known asHigh cholesterol)
  124. Chondrosarcoma
  125. Chordoma
  126. Chorea, Huntington's, also known asHuntington's disease)
  127. Choroid plexus carcinoma
  128. Chronic adrenal insufficiency, also known asAddison's disease)
  129. Chronic cough
  130. Chronic daily headaches
  131. Chronic exertional compartment syndrome
  132. Chronic fatigue syndrome
  133. Chronic granulomatous disease
  134. Chronic hives
  135. Chronic kidney disease
  136. Chronic kidney failure, also known asChronic kidney disease)
  137. Chronic lymphocytic leukemia
  138. Chronic lymphocytic thyroiditis, also known asHashimoto's disease)
  139. Chronic myelogenous leukemia
  140. Chronic obstructive pulmonary disease, also known asCOPD)
  141. Chronic pelvic pain in women
  142. Chronic renal failure, also known asChronic kidney disease)
  143. Chronic sinusitis
  144. Chronic traumatic encephalopathy
  145. Chronic vulvar pain, also known asVulvodynia)
  146. Churg-Strauss syndrome
  147. Cirrhosis
  148. CJD, also known asCreutzfeldt-Jakob disease)
  149. CKD, also known asChronic kidney disease)
  150. Claudication
  151. Cleft lip and cleft palate
  152. Click-murmur syndrome, also known asMitral valve prolapse)
  153. Clinical depression, also known asDepression (major depressive disorder))
  154. CLL, also known asChronic lymphocytic leukemia)
  155. Clostridioides difficile infection, also known asC. difficile infection)
  156. Clostridium difficile infection, also known asC. difficile infection)
  157. Clubfoot
  158. Cluster headache
  159. Coarctation of the aorta
  160. Coccidioidomycosis, also known asValley fever)
  161. Cold allergy, also known asCold urticaria)
  162. Cold exposure, also known asHypothermia)
  163. Cold sore
  164. Cold urticaria
  165. Cold, common, also known asCommon cold)
  166. Colic
  167. Colitis, ischemic, also known asIschemic colitis)
  168. Colitis, microscopic, also known asMicroscopic colitis)
  169. Colitis, pseudomembranous, also known asPseudomembranous colitis)
  170. Colitis, ulcerative, also known asUlcerative colitis)
  171. Collapsed lung, also known asAtelectasis)
  172. Collapsed lung, also known asPneumothorax)
  173. Colon cancer
  174. Colon polyps
  175. Colonic ischemia, also known asIschemic colitis)
  176. Color blindness
  177. Colorectal cancer, also known asColon cancer)
  178. Columnar epithelium lined lower esophagus, also known asBarrett's esophagus)
  179. Coma
  180. Common cold
  181. Common cold in babies
  182. Common variable immunodeficiency
  183. Common variable immunodeficiency , also known asCommon variable immunodeficiency)
  184. Common warts
  185. Compartment syndrome, chronic exertional, also known asChronic exertional compartment syndrome)
  186. Complex regional pain syndrome
  187. Complicated bereavement, also known asComplicated grief)
  188. Complicated grief
  189. Compulsive gambling
  190. Compulsive hoarding syndrome, also known asHoarding disorder)
  191. Compulsive overeating, also known asBinge-eating disorder)
  192. Compulsive sexual behavior
  193. Compulsive stealing, also known asKleptomania)
  194. Concussion
  195. Condylomata acuminata, also known asGenital warts)
  196. Congenital adrenal hyperplasia
  197. Congenital heart defects in children
  198. Congenital heart disease in adults
  199. Congenital hip dislocation, also known asHip dysplasia)
  200. Congenital megacolon, also known asHirschsprung's disease)
  201. Congenital mitral valve anomalies
  202. Congenital myasthenic syndromes
  203. Congenital myopathies
  204. Congenital plagiocephaly, also known asCraniosynostosis)
  205. Congestive heart failure, also known asHeart failure)
  206. Conjoined twins
  207. Conjunctivitis, also known asPink eye (conjunctivitis))
  208. Conn's syndrome, also known asPrimary aldosteronism)
  209. Constipation
  210. Constipation in children
  211. Contact dermatitis
  212. Convergence insufficiency
  213. Cooley's anemia, also known asThalassemia)
  214. COPD
  215. Corns and calluses
  216. Coronary artery disease
  217. Coronary microvascular disease, also known asSmall vessel disease)
  218. Coronavirus disease 2019 (COVID-19)
  219. Corticobasal degeneration
  220. Costochondritis
  221. Costosternal chondrodynia, also known asCostochondritis)
  222. Costosternal syndrome, also known asCostochondritis)
  223. Cough headaches
  224. Cough, chronic, also known asChronic cough)
  225. COVID-19, also known asCoronavirus disease 2019 (COVID-19))
  226. COVID-19-associated multisystem inflammatory syndrome in children, also known asMultisystem inflammatory syndrome in children (MIS-C))
  227. Crabs, also known asPubic lice (crabs))
  228. Cradle cap
  229. Cramp, muscle, also known asMuscle cramp)
  230. Cramps, menstrual, also known asMenstrual cramps)
  231. Cranial arteritis, also known asGiant cell arteritis)
  232. Craniopharyngioma
  233. Craniosynostosis
  234. CREST syndrome, also known asLimited scleroderma)
  235. Creutzfeldt-Jakob disease
  236. Crib death, also known asSudden infant death syndrome (SIDS))
  237. Crohn's disease
  238. Croup
  239. CRPS, also known asComplex regional pain syndrome)
  240. Cryoglobulinemia
  241. Cryptorchidism, also known asUndescended testicle)
  242. Cryptosporidiosis, also known asCryptosporidium infection)
  243. Cryptosporidium infection
  244. CSF leak (Cerebrospinal fluid leak)
  245. CTCL, also known asCutaneous T-cell lymphoma)
  246. Curvature of the penis, also known asPeyronie's disease)
  247. Curvature of the spine, also known asScoliosis)
  248. Cushing syndrome
  249. Cutaneous B-cell lymphoma
  250. Cutaneous T-cell lymphoma
  251. Cutting/self-injury, also known asSelf-injury/cutting)
  252. CVA, also known asStroke)
  253. Cyclic vomiting syndrome
  254. Cyclospora infection
  255. Cyclothymia (cyclothymic disorder)
  256. Cyclothymic disorder, also known asCyclothymia (cyclothymic disorder))
  257. Cyst, Bartholin's, also known asBartholin's cyst)
  258. Cyst, ganglion, also known asGanglion cyst)
  259. Cyst, kidney, also known asKidney cysts)
  260. Cyst, ovarian, also known asOvarian cysts)
  261. Cyst, pancreatic, also known asPancreatic cysts)
  262. Cyst, pilonidal, also known asPilonidal cyst)
  263. Cyst, spermatic, also known asSpermatocele)
  264. Cystic fibrosis
  265. Cystitis
  266. Cystitis, interstitial, also known asInterstitial cystitis)
  267. Cystocele, also known asAnterior prolapse (cystocele))
  268. Cysts, epidermoid, also known asEpidermoid cysts)
  269. Cysts, sebaceous, also known asEpidermoid cysts)
  270. Cytomegalovirus (CMV) infection
  271. Cytomegalovirus infection, also known asCytomegalovirus (CMV) infection)
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