Pathology
- Lymphadenitis
- Lymphocytopenia
- lymphoma
- macular degeneration
- Malabsorption Syndrome
- malaria
- malignant
- Malignant Lymphoma
- Malignant Melanoma
- Mallory-Weiss Syndrome
- malnutrition
- Malocclusion
- MALT lymphoma
- Manuel Rodriguez
- Maple syrup urine disease
- Marburg virus
- Marfan Syndrome
- Maternal mortality
- Maxillofacial Trauma
- measles