Eponyms beginning with M
- Maroteaux-Lamy syndrome II
- Maroteaux-Lamy syndrome III
- Maroteaux-Lamy syndrome IV
- Maroteaux-Malamut syndrome
- Maroteaux-Spranger-Wiedemann syndrome
- Marsh's disease
- MARSHALL HALL’S METHOD
- Marshall syndrome
- Marshall-Smith syndrome
- Marshall-Smith syndrome (probably misnomer)
- Martin Bell-Renpenning syndrome
- Martin's manipulation
- Martin's tube
- Martin-Albright syndrome
- Martin-Bell syndrome
- Martin-Gruber anastomosis
- Martorell's syndrome
- Martorell's ulcer
- Martorell-Fabré syndrome
- Martorell’s syndrome
- Martorell’s syndrome II
- Martsolf-Reed Hunter syndrome
- Masson's body
- Masson's organ
- Masson's stain