- Missed abortion (missed abortus)
- Metabolik asidoz (metabolic asidosis)
- Miyazma
- Medulla
- Meninx
- Medulla spinalis
- Medulla oblangata, bulbus
- Mikrosefali: Microcephalus
- Mania:
- Menenjit: Meningitis
- Myelitis
- Multiple sclerosis:
- Muscular dystrophy:
- Myasthenia gravis:
- Materia Medica
- Miasm