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H

  1. H. pylori infection
  2. H1N1 flu (See: Swine flu (H1N1 flu))
  3. Hair loss
  4. Hair-pulling disorder (See: Trichotillomania)
  5. Hairy cell leukemia
  6. Hairy tongue (See: Black hairy tongue)
  7. Halitosis (See: Bad breath)
  8. Hammertoe and mallet toe
  9. Hamstring injury
  10. Hand fracture (See: Broken wrist/broken hand)
  11. Hand pain (See: Wrist pain)
  12. Hand-foot-and-mouth disease
  13. Hangovers
  14. Hantavirus pulmonary syndrome
  15. Hardening of the arteries (See: Arteriosclerosis / atherosclerosis)
  16. Hashimoto's disease
  17. Hay fever
  18. Head and neck cancers
  19. Head lice
  20. Head trauma, coma (See: Coma)
  21. Headache, chronic daily (See: Chronic daily headaches)
  22. Headache, cluster (See: Cluster headache)
  23. Headache, external compression (See: External compression headaches)
  24. Headache, ice cream (See: Ice cream headaches)
  25. Headache, migraine (See: Migraine)
  26. Headache, primary cough (See: Cough headaches)
  27. Headache, rebound (See: Rebound headaches)
  28. Headache, sex (See: Sex headaches)
  29. Headache, sinus (See: Sinus headaches)
  30. Headache, spinal (See: Spinal headaches)
  31. Headache, thunderclap (See: Thunderclap headaches)
  32. Headaches in children
  33. Headaches, exercise (See: Exercise headaches)
  34. Hearing loss
  35. Heart arrhythmias
  36. Heart attack
  37. Heart defects in adults (See: Congenital heart disease in adults)
  38. Heart disease
  39. Heart failure
  40. Heart murmurs
  41. Heart palpitations
  42. Heart valve disease
  43. Heartburn
  44. Heat exhaustion
  45. Heat rash
  46. Heatstroke
  47. Heavy menstrual periods (See: Menorrhagia)
  48. Heel pain (See: Plantar fasciitis)
  49. Helicobacter pylori (See: H. pylori infection)
  50. Hemangioma
  51. Hemangioma, liver (See: Liver hemangioma)
  52. Hematoma, intracranial (See: Intracranial hematoma)
  53. Hematuria (See: Blood in urine (hematuria))
  54. Hemifacial spasm
  55. Hemochromatosis
  56. Hemolytic uremic syndrome (HUS)
  57. Hemophilia
  58. Hemorrhoids
  59. Henoch-Schonlein purpura
  60. Hepatitis A
  61. Hepatitis B
  62. Hepatitis C
  63. Hepatitis, alcoholic (See: Alcoholic hepatitis)
  64. Hepatitis, autoimmune (See: Autoimmune hepatitis)
  65. Hepatitis, toxic (See: Toxic hepatitis)
  66. Hepatomegaly (See: Enlarged liver)
  67. Hepatopulmonary syndrome
  68. Hereditary hemochromatosis (See: Hemochromatosis)
  69. Hereditary hemorrhagic telangiectasia
  70. Hereditary motor and sensory neuropathy (See: Charcot-Marie-Tooth disease)
  71. Hereditary nonpolyposis colorectal cancer syndrome (See: Lynch syndrome)
  72. Hereditary progressive arthro-ophthalmopathy (See: Stickler syndrome)
  73. Hernia, diaphragmatic (See: Hiatal hernia)
  74. Hernia, hiatal (See: Hiatal hernia)
  75. Hernia, inguinal (See: Inguinal hernia)
  76. Hernia, umbilical (See: Umbilical hernia)
  77. Herniated disk
  78. Herpes zoster (See: Shingles)
  79. Herpes zoster oticus (See: Ramsay Hunt syndrome)
  80. Herpes, genital (See: Genital herpes)
  81. Hiatal hernia
  82. Hiccups
  83. Hidradenitis suppurativa
  84. High blood pressure (hypertension)
  85. High blood pressure in children
  86. High blood pressure, secondary (See: Secondary hypertension)
  87. High cholesterol
  88. High-flow priapism (See: Priapism)
  89. Hilar cholangiocarcinoma
  90. Hip dysplasia
  91. Hip fracture
  92. Hip impingement
  93. Hip labral tear
  94. Hirschsprung's disease
  95. Hirsutism
  96. Histoplasmosis
  97. Histrionic personality disorder (See: Personality disorders)
  98. HIV/AIDS
  99. Hives and angioedema
  100. Hives, chronic (See: Chronic hives (urticaria))
  101. Hoarding disorder
  102. Hoarse voice (See: Laryngitis)
  103. Hodgkin's disease (See: Hodgkin's lymphoma)
  104. Hodgkin's lymphoma
  105. Hordeolum (See: Sty)
  106. Horner syndrome
  107. Hot flashes
  108. HPV infection
  109. Human immunodeficiency virus (See: HIV/AIDS)
  110. Human papillomavirus infection (See: HPV infection)
  111. Hunchback (See: Kyphosis)
  112. Hunter syndrome
  113. Huntington's disease
  114. Hunt's syndrome (See: Ramsay Hunt syndrome)
  115. Hurthle cell cancer
  116. Hutchinson-Gilford progeria syndrome (See: Progeria)
  117. Hydrocele
  118. Hydrocephalus
  119. Hypercalcemia
  120. Hypercholesterolemia (See: High cholesterol)
  121. Hypercortisolism (See: Cushing syndrome)
  122. Hypereosinophilic syndrome
  123. Hyperglycemia in diabetes
  124. Hyperhidrosis
  125. Hypermenorrhea (See: Menorrhagia)
  126. Hyperopia (See: Farsightedness)
  127. Hyperoxaluria and oxalosis
  128. Hyperparathyroidism
  129. Hypersexuality (See: Compulsive sexual behavior)
  130. Hypertension (See: High blood pressure (hypertension))
  131. Hypertension, pregnancy-related (See: Preeclampsia)
  132. Hypertension, pulmonary (See: Pulmonary hypertension)
  133. Hyperthyroidism
  134. Hypertrophic cardiomyopathy
  135. Hypoactive sexual desire disorder (See: Low sex drive in women)
  136. Hypocortisolism (See: Addison's disease)
  137. Hypoglycemia
  138. Hypoglycemia, diabetic (See: Diabetic hypoglycemia)
  139. Hypogonadism, male (See: Male hypogonadism)
  140. Hypohidrosis (See: Anhidrosis)
  141. Hypohydration (See: Dehydration)
  142. Hyponatremia
  143. Hypoparathyroidism
  144. Hypopharyngeal cancer (See: Throat cancer)
  145. Hypopituitarism
  146. Hypoplastic left heart syndrome
  147. Hypospadias
  148. Hypotension (See: Low blood pressure (hypotension))
  149. Hypothermia
  150. Hypothyroidism
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