There are multiple definitions:
Global Severity Index(English)
gonadosomatic index(English)
- gonad weight expressed as per cent of the total body weight. The specific activation of gonadal growth is triggered by an increased release of gonadotropic hormone from the pituitary gland
- Genitals, Hormone, Pituitary (gland)
- https://doi.org…09633-8.20588-8
gallstone ileus(English)
- a severe complication of cholelithiasis in which a stone enters the enteric lumen and causes mechanical obstruction
- IGSI, RGSI
- Gastroenterology, Biliary tract
- https://doi.org…55/2021/5539789