Eponyms beginning with G
- Guillain-Barré-Strohl syndrome
- Guillain-Betrand-Lereboullet syndrome
- Guillain-Mollaret triangle
- Guillain-Thaon syndrome
- Guillotine
- Guinon's disease
- Guinon’s disease
- Guinon’s myospasmia impulsiva.
- Gull's disease
- Gull-Sutton syndrome
- Gumprecht’ Kernschatten (German)
- Gumprecht’s shadows
- Gunn's dots
- Gunn's inverse syndrome
- Gunn's jaw winking syndrome
- Gunn's phenomenon
- Gunn's pupil
- Gunn's pupillary phenomenon
- Gunn's sign
- Gunn's syndrome
- Gunn-Zavanelli-O'Leary manoeuvre
- Gunn’s crossing sign
- Gunn’s jaw winking phenomenon
- Gunn’s phenomenon
- Guyon loge syndrome (French)