Eponyms beginning with H
- Hermansky's syndrome
- Hermansky-Pudlak syndrome
- Hernia de la ligne semilunaire de Spiegel (French)
- Herrick's syndrome
- Herrmann's syndrome
- Herrmann-Opitz syndrome I
- Herrmann-Opitz syndrome II
- Herrmann-Pallister syndrome
- Herrmann-Pallister-Opitz syndrome
- Hers' disease
- Hers' syndrome
- Hershey-Chase blender experiment
- Hershey-Chase experiment
- Herter's infantilism
- Herter’s disease
- Hertwig-Megendie phenomenon
- Hertwig-Megendie sign
- Hertwig-Weyers syndrome
- Herxheimer's disease
- Herxheimer's reaction
- Herxheimer's spirals
- Herzberg's stain
- Hess' test
- Hess' test
- Hesselbach's fascia