H

  1. H. pylori infection, also known asHelicobacter pylori (H. pylori) infection)
  2. H1N1 flu, also known asH1N1 flu (swine flu))
  3. H1N1 flu (swine flu)
  4. H1N1v flu, also known asH1N1 flu (swine flu))
  5. H3N2v flu, also known asH1N1 flu (swine flu))
  6. Hair loss
  7. Hair-pulling disorder, also known asTrichotillomania (hair-pulling disorder))
  8. Hairy cell leukemia
  9. Hairy tongue, also known asBlack hairy tongue)
  10. Halitosis, also known asBad breath)
  11. Hammertoe and mallet toe
  12. Hamstring injury
  13. Hand fracture, also known asBroken hand)
  14. Hand pain, also known asWrist pain)
  15. Hand-foot-and-mouth disease
  16. Hangovers
  17. Hantavirus pulmonary syndrome
  18. Hardening of the arteries, also known asArteriosclerosis / atherosclerosis)
  19. Hashimoto's disease
  20. HAV infection, also known asHepatitis A)
  21. Hay fever
  22. HBV infection, also known asHepatitis B)
  23. HCV infection, also known asHepatitis C)
  24. Head and neck cancers
  25. Head lice
  26. Head trauma, coma, also known asComa)
  27. Headache, chronic daily, also known asChronic daily headaches)
  28. Headache, cluster, also known asCluster headache)
  29. Headache, exercise, also known asExercise headaches)
  30. Headache, external compression, also known asExternal compression headaches)
  31. Headache, ice cream, also known asIce cream headaches)
  32. Headache, migraine, also known asMigraine)
  33. Headache, primary cough, also known asCough headaches)
  34. Headache, sex, also known asSex headaches)
  35. Headache, sinus, also known asSinus headaches)
  36. Headache, spinal, also known asSpinal headaches)
  37. Headache, tension, also known asTension headache)
  38. Headache, thunderclap, also known asThunderclap headaches)
  39. Headaches in children
  40. Health anxiety, also known asIllness anxiety disorder)
  41. Hearing loss
  42. Heart arrhythmia
  43. Heart attack
  44. Heart defects in adults, also known asCongenital heart disease in adults)
  45. Heart disease
  46. Heart failure
  47. Heart murmurs
  48. Heart palpitations
  49. Heart valve disease
  50. Heartburn
  51. Heat exhaustion
  52. Heat rash
  53. Heatstroke
  54. Heavy menstrual periods, also known asMenorrhagia (heavy menstrual bleeding))
  55. Heel pain, also known asPlantar fasciitis)
  56. Helicobacter pylori (H. pylori) infection
  57. Hemangioma
  58. Hemangioma, liver, also known asLiver hemangioma)
  59. Hematoma, intracranial, also known asIntracranial hematoma)
  60. Hematuria, also known asBlood in urine (hematuria))
  61. Hemifacial spasm
  62. Hemochromatosis
  63. Hemolytic uremic syndrome (HUS)
  64. Hemophilia
  65. Hemorrhoids
  66. Henoch-Schonlein purpura
  67. Hep A, also known asHepatitis A)
  68. Hep B, also known asHepatitis B)
  69. Hep C, also known asHepatitis C)
  70. Hepatitis A
  71. Hepatitis A virus infection, also known asHepatitis A)
  72. Hepatitis B
  73. Hepatitis B virus infection, also known asHepatitis B)
  74. Hepatitis C
  75. Hepatitis C virus infection, also known asHepatitis C)
  76. Hepatitis, autoimmune, also known asAutoimmune hepatitis)
  77. Hepatitis, toxic, also known asToxic hepatitis)
  78. Hepatocellular carcinoma
  79. Hepatomegaly, also known asEnlarged liver)
  80. Hepatopulmonary syndrome
  81. Hereditary hemochromatosis, also known asHemochromatosis)
  82. Hereditary hemorrhagic telangiectasia
  83. Hereditary motor and sensory neuropathy, also known asCharcot-Marie-Tooth disease)
  84. Hereditary nonpolyposis colorectal cancer syndrome, also known asLynch syndrome)
  85. Hereditary progressive arthro-ophthalmopathy, also known asStickler syndrome)
  86. Hernia, hiatal, also known asHiatal hernia)
  87. Hernia, inguinal, also known asInguinal hernia)
  88. Hernia, umbilical, also known asUmbilical hernia)
  89. Herniated disk
  90. Herpes zoster, also known asShingles)
  91. Herpes zoster oticus, also known asRamsay Hunt syndrome)
  92. Herpes, genital, also known asGenital herpes)
  93. Hiatal hernia
  94. Hiccups
  95. Hidradenitis suppurativa
  96. High blood pressure (hypertension)
  97. High blood pressure in children
  98. High blood pressure, secondary, also known asSecondary hypertension)
  99. High cholesterol
  100. High-flow priapism, also known asPriapism)
  101. Hilar cholangiocarcinoma
  102. Hip dysplasia
  103. Hip fracture
  104. Hip impingement
  105. Hip labral tear
  106. Hirschsprung's disease
  107. Hirsutism
  108. Histoplasmosis
  109. HIV/AIDS
  110. Hives and angioedema
  111. Hives, chronic, also known asChronic hives)
  112. Hoarding disorder
  113. Hoarse voice, also known asLaryngitis)
  114. Hodgkin's disease, also known asHodgkin's lymphoma (Hodgkin's disease))
  115. Hodgkin's lymphoma (Hodgkin's disease)
  116. Hordeolum, also known asSty)
  117. Horner syndrome
  118. Horner-Bernard syndrome, also known asHorner syndrome)
  119. Hot flashes
  120. HPV infection
  121. Human immunodeficiency virus, also known asHIV/AIDS)
  122. Human papillomavirus infection, also known asHPV infection)
  123. Hunchback, also known asKyphosis)
  124. Hunter syndrome
  125. Huntington's disease
  126. Hunt's syndrome, also known asRamsay Hunt syndrome)
  127. Hurthle cell cancer
  128. Hutchinson-Gilford progeria syndrome, also known asProgeria)
  129. Hydrocele
  130. Hydrocephalus
  131. Hydronephrosis
  132. Hypercalcemia
  133. Hypercholesterolemia, also known asHigh cholesterol)
  134. Hypercholesterolemia, familial, also known asFamilial hypercholesterolemia)
  135. Hypercortisolism, also known asCushing syndrome)
  136. Hypereosinophilic syndrome
  137. Hyperglycemia in diabetes
  138. Hyperhidrosis
  139. Hypermenorrhea, also known asMenorrhagia (heavy menstrual bleeding))
  140. Hyperopia, also known asFarsightedness)
  141. Hyperoxaluria and oxalosis
  142. Hyperparathyroidism
  143. Hypersexuality, also known asCompulsive sexual behavior)
  144. Hypertension, also known asHigh blood pressure (hypertension))
  145. Hypertension, pregnancy-related, also known asPreeclampsia)
  146. Hypertension, pulmonary, also known asPulmonary hypertension)
  147. Hyperthyroidism (overactive thyroid)
  148. Hypertrophic cardiomyopathy
  149. Hypoactive sexual desire disorder, also known asLow sex drive in women)
  150. Hypochondria, also known asIllness anxiety disorder)
  151. Hypoglycemia
  152. Hypoglycemia, diabetic, also known asDiabetic hypoglycemia)
  153. Hypohidrosis, also known asAnhidrosis)
  154. Hypohydration, also known asDehydration)
  155. Hyponatremia
  156. Hypoparathyroidism
  157. Hypopituitarism
  158. Hypoplastic left heart syndrome
  159. Hypospadias
  160. Hypotension, also known asLow blood pressure (hypotension))
  161. Hypothermia
  162. Hypothyroidism (underactive thyroid)
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