| FIDD | fetal iodine deficiency disorder |
|---|---|
| GAD | generalized anxiety disorder; glutamic acid decarboxylase |
| GBD | gallbladder disease; gender behavior disorder; glass blower's disease; granulomatous bowel disease |
| GID | gender identity disorder |
| GMCD | grand mal convulsive disorder |
pervasive developmental disorder
pseudounipolar bipolar III disorder