| HSV | herpes simplex virus; high selective vagotomy; hop stunt viroid; hyperviscosity syndrome |
|---|---|
| IADSA | intra-arterial digital subtraction angiography |
| IDISA | intraoperative digital subtraction angiography |
| ISE | inhibited sexual excitement; International Society of Endocrinology; International Society of Endosc... |
| IVA | intraoperative vascular angiography; isovaleric acid |