| GAIPAS | General Audit Inpatient Psychiatric Assessment Scale |
|---|---|
| GAO | general accounting office |
| GAS | galactorrhea-amenorrhea syndrome; gastric acid secretion; gastrin; gastroenterology; general adaptat... |
| GBS | gallbladder series; gastric bypass surgery; group B Streptococcus; general biopsychosocial screening... |
| GCI | General Cognitive Index |