| GBD | gallbladder disease; gender behavior disorder; glass blower's disease; granulomatous bowel disease |
|---|---|
| GID | gender identity disorder |
| GMCD | grand mal convulsive disorder |
| HID | headache, insomnia, depression [syndrome]; herniated intervertebral disc; human infectious dose; hyp... |
| IAHD | idiopathic acquired hemolytic disorder |