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M

  1. Macular degeneration, dry
  2. Macular degeneration, wet
  3. Mad cow disease (See: Creutzfeldt-Jakob disease)
  4. Major depression (See: Depression)
  5. Malaria
  6. Male breast cancer
  7. Male hypogonadism
  8. Male infertility
  9. Malignant peripheral nerve sheath tumors
  10. Mallet toe and hammertoe (See: Hammertoe and mallet toe)
  11. Mammary duct ectasia
  12. Manic-depressive illness (See: Bipolar disorder)
  13. Marburg virus (See: Ebola virus and Marburg virus)
  14. Marfan syndrome
  15. Mastalgia (See: Breast pain)
  16. Mastitis
  17. MD (See: Muscular dystrophy)
  18. Measles
  19. Measles, German (See: Rubella)
  20. Medial epicondylitis (See: Golfer's elbow)
  21. Medial tibial stress syndrome (See: Shin splints)
  22. Mediterranean anemia (See: Thalassemia)
  23. Megacolon (See: Hirschsprung's disease)
  24. Megaloblastic anemia (See: Vitamin deficiency anemia)
  25. Melanoma
  26. Melanoma of the eye (See: Eye melanoma)
  27. Membranous nephropathy
  28. Meniere's disease
  29. Meningioma
  30. Meningitis
  31. Meniscus tear (See: Torn meniscus)
  32. Menopause
  33. Menorrhagia
  34. Menstrual bleeding, excessive (See: Menorrhagia)
  35. Menstrual cramps
  36. Mental illness
  37. Meralgia paresthetica
  38. Merkel cell carcinoma
  39. Mesenteric artery ischemia (See: Intestinal ischemia)
  40. Mesenteric ischemia
  41. Mesenteric lymphadenitis
  42. Mesothelioma
  43. Metabolic disorders
  44. Metabolic syndrome
  45. Metachromatic leukodystrophy
  46. Metatarsalgia
  47. Methicillin-resistant staphylococcus aureus infection (See: MRSA infection)
  48. MGUS (See: Monoclonal gammopathy of undetermined significance)
  49. Microcephaly
  50. Microscopic colitis
  51. Microscopic hematuria (See: Blood in urine (hematuria))
  52. Microvascular disease (See: Small vessel disease)
  53. Middle ear infection (See: Ear infection (middle ear))
  54. Migraine
  55. Migraine with aura
  56. Mild cognitive impairment (MCI)
  57. Milia
  58. Miliaria (See: Heat rash)
  59. Milk allergy
  60. Milk intolerance (See: Lactose intolerance)
  61. Miscarriage
  62. Mitral valve disease
  63. Mitral valve prolapse
  64. Mitral valve regurgitation
  65. Mitral valve stenosis
  66. Mittelschmerz
  67. Mixed connective tissue disease
  68. Molar pregnancy
  69. Mold allergy
  70. Moles
  71. Molluscum contagiosum
  72. Mono (See: Mononucleosis)
  73. Monoclonal gammopathy of undetermined significance
  74. Mononucleosis
  75. Mood disorders
  76. Morning sickness
  77. Morphea
  78. Morton's neuroma
  79. Mosquito bites
  80. Mouth cancer
  81. Movement disorders
  82. Moyamoya disease
  83. MRSA infection
  84. MS (See: Multiple sclerosis)
  85. MSA (See: Multiple system atrophy (MSA))
  86. Mucocutaneous lymph node syndrome (See: Kawasaki disease)
  87. Mucopolysaccharidosis type II (See: Hunter syndrome)
  88. Multiple endocrine neoplasia type 1 (See: Multiple endocrine neoplasia, type 1 (MEN 1))
  89. Multiple endocrine neoplasia, type 1 (MEN 1)
  90. Multiple myeloma
  91. Multiple personality disorder (See: Dissociative disorders)
  92. Multiple sclerosis
  93. Multiple system atrophy (MSA)
  94. Mumps
  95. Muscle cramp: How to provide relief
  96. Muscle strain (See: Sprains and strains)
  97. Muscular dystrophy
  98. Myasthenia gravis
  99. Myelodysplastic syndromes
  100. Myelofibrosis
  101. Myocardial infarction (See: Heart attack)
  102. Myocardial ischemia
  103. Myocarditis
  104. Myoclonus
  105. Myofascial pain syndrome
  106. Myomas (See: Uterine fibroids)
  107. Myopia (See: Nearsightedness)
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