Eponyms beginning with M
- Morton's principle (Dudley Joy Morton)
- Morton's syndrome
- Morton's syndrome (Dudley Joy Morton)
- Morton's triad (Dudley Joy Morton)
- Morton’s disease
- Morvan's chorea
- Morvan's disease 1
- Moschcowitz' disease
- Moschowitz-Singer-Symmers syndrome
- Mosse's polycythaemia
- Mosse's syndrome
- Mosse-Marchand-Mallory cirrhosis
- Mouchet's paralysis
- Mouchet-Camey operation
- Mount's syndrome
- Mount-Reback syndrome
- Mount-Reback syndrome
- Mount’s syndrome
- Moynahan syndrome
- Moynahan's syndrome I
- Moynahan's syndrome II
- Moynahan's syndrome III
- Much's bacillus
- Much's granules
- Mueller-Kannberg syndrome