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. Carotid artery stenosis, also known asCarotid artery disease)
  76. Carotid insufficiency, also known asCarotid artery disease)
  77. Carpal tunnel syndrome
  78. CAS, also known asChildhood apraxia of speech)
  79. Castleman disease
  80. Cataracts
  81. Cavernous malformations
  82. Cavities/tooth decay
  83. Celiac artery compression, also known asMedian arcuate ligament syndrome (MALS))
  84. Celiac artery compression syndrome, also known asMedian arcuate ligament syndrome (MALS))
  85. Celiac axis syndrome, also known asMedian arcuate ligament syndrome (MALS))
  86. Celiac disease
  87. Celiac trunk compression syndrome, also known asMedian arcuate ligament syndrome (MALS))
  88. CELLO, also known asBarrett's esophagus)
  89. Cellulite
  90. Cellulitis
  91. Central nervous system vascular malformations
  92. Central sleep apnea
  93. Cercarial dermatitis, also known asSwimmer's itch)
  94. Cerebral aneurysm, also known asBrain aneurysm)
  95. Cerebral palsy
  96. Cerebrospinal fluid leak, also known asCSF leak (Cerebrospinal fluid leak))
  97. Cerebrovascular accident, also known asStroke)
  98. Cerumen impaction, also known asEarwax blockage)
  99. Cervical cancer
  100. Cervical dystonia
  101. Cervical osteoarthritis, also known asCervical spondylosis)
  102. Cervical spondylosis
  103. Cervicitis
  104. Chagas disease
  105. Charcot-Marie-Tooth disease
  106. CHD, also known asHip dysplasia)
  107. Chemical dependency, also known asDrug addiction (substance use disorder))
  108. Chemo brain
  109. Chest pain
  110. Chest wall pain, also known asCostochondritis)
  111. Chiari malformation
  112. Chickenpox
  113. Chilblains
  114. Child abuse
  115. Child maltreatment, also known asChild abuse)
  116. Childhood apraxia of speech
  117. Childhood asthma
  118. Childhood obesity
  119. Childhood schizophrenia
  120. Chlamydia trachomatis
  121. Cholangiocarcinoma (bile duct cancer)
  122. Cholangitis, primary sclerosing, also known asPrimary sclerosing cholangitis)
  123. Cholecystitis
  124. Cholera
  125. Cholestasis of pregnancy
  126. Chondrosarcoma
  127. Chordoma
  128. Chorea, Huntington's, also known asHuntington's disease)
  129. Choroid plexus carcinoma
  130. Chronic adrenal insufficiency, also known asAddison's disease)
  131. Chronic cough
  132. Chronic daily headaches
  133. Chronic exertional compartment syndrome
  134. Chronic fatigue syndrome
  135. Chronic granulomatous disease
  136. Chronic hives
  137. Chronic kidney disease
  138. Chronic kidney failure, also known asChronic kidney disease)
  139. Chronic lymphocytic leukemia
  140. Chronic lymphocytic thyroiditis, also known asHashimoto's disease)
  141. Chronic myelogenous leukemia
  142. Chronic obstructive pulmonary disease, also known asCOPD)
  143. Chronic pelvic pain in women
  144. Chronic renal failure, also known asChronic kidney disease)
  145. Chronic sinusitis
  146. Chronic traumatic encephalopathy
  147. Chronic vulvar pain, also known asVulvodynia)
  148. Churg-Strauss syndrome
  149. Cirrhosis
  150. CJD, also known asCreutzfeldt-Jakob disease)
  151. CKD, also known asChronic kidney disease)
  152. Claudication
  153. Cleft lip and cleft palate
  154. Click-murmur syndrome, also known asMitral valve prolapse)
  155. Clinical depression, also known asDepression (major depressive disorder))
  156. CLL, also known asChronic lymphocytic leukemia)
  157. Clostridioides difficile infection, also known asC. difficile infection)
  158. Clostridium difficile infection, also known asC. difficile infection)
  159. Clubfoot
  160. Cluster headache
  161. Coarctation of the aorta
  162. Coccidioidomycosis, also known asValley fever)
  163. Cold allergy, also known asCold urticaria)
  164. Cold exposure, also known asHypothermia)
  165. Cold sore
  166. Cold urticaria
  167. Cold, common, also known asCommon cold)
  168. Colic
  169. Colitis, ischemic, also known asIschemic colitis)
  170. Colitis, microscopic, also known asMicroscopic colitis)
  171. Colitis, pseudomembranous, also known asPseudomembranous colitis)
  172. Colitis, ulcerative, also known asUlcerative colitis)
  173. Collapsed lung, also known asPneumothorax)
  174. Collapsed lung, also known asAtelectasis)
  175. Colon cancer
  176. Colon polyps
  177. Colonic ischemia, also known asIschemic colitis)
  178. Color blindness
  179. Colorectal cancer, also known asColon cancer)
  180. Columnar epithelium lined lower esophagus, also known asBarrett's esophagus)
  181. Coma
  182. Common cold
  183. Common cold in babies
  184. Common variable immunodeficiency
  185. Common variable immunodeficiency , also known asCommon variable immunodeficiency)
  186. Common warts
  187. Compartment syndrome, chronic exertional, also known asChronic exertional compartment syndrome)
  188. Complex regional pain syndrome
  189. Complicated bereavement, also known asComplicated grief)
  190. Complicated grief
  191. Compulsive gambling
  192. Compulsive hoarding syndrome, also known asHoarding disorder)
  193. Compulsive overeating, also known asBinge-eating disorder)
  194. Compulsive sexual behavior
  195. Compulsive stealing, also known asKleptomania)
  196. Concussion
  197. Condylomata acuminata, also known asGenital warts)
  198. Congenital adrenal hyperplasia
  199. Congenital heart defects in children
  200. Congenital heart disease in adults
  201. Congenital hip dislocation, also known asHip dysplasia)
  202. Congenital megacolon, also known asHirschsprung's disease)
  203. Congenital mitral valve anomalies
  204. Congenital myasthenic syndromes
  205. Congenital plagiocephaly, also known asCraniosynostosis)
  206. Congestive heart failure, also known asHeart failure)
  207. Conjoined twins
  208. Conjunctivitis, also known asPink eye (conjunctivitis))
  209. Constipation
  210. Constipation in children
  211. Contact dermatitis
  212. Convergence insufficiency
  213. Conversion disorder, also known asFunctional neurologic disorder/conversion disorder)
  214. Cooley's anemia, also known asThalassemia)
  215. COPD
  216. Corns and calluses
  217. Coronary artery disease
  218. Coronary microvascular disease, also known asSmall vessel disease)
  219. Coronavirus disease 2019 (COVID-19)
  220. Corticobasal degeneration (corticobasal syndrome)
  221. Costochondritis
  222. Costosternal chondrodynia, also known asCostochondritis)
  223. Costosternal syndrome, also known asCostochondritis)
  224. Cough headaches
  225. Cough, chronic, also known asChronic cough)
  226. COVID-19, also known asCoronavirus disease 2019 (COVID-19))
  227. COVID-19-associated multisystem inflammatory syndrome in children, also known asMultisystem inflammatory syndrome in children (MIS-C))
  228. Crabs, also known asPubic lice (crabs))
  229. Cradle cap
  230. Cramp, muscle, also known asMuscle cramp)
  231. Cramps, menstrual, also known asMenstrual cramps)
  232. Cranial arteritis, also known asGiant cell arteritis)
  233. Craniopharyngioma
  234. Craniosynostosis
  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. CSF leak (Cerebrospinal fluid leak)
  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 vaginal 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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