| IEG | immediate early gene |
|---|---|
| IEI | isoelectric interval |
| IEL | internal elastic lamina; intraepithelial lymphocyte |
| IEM | immuno-electron microscopy; inborn error of metabolism |
| IEMA | immunoenzymatic assay |
| IEMCT | individualized epidural morphine conversion tool |
| IEMG | integrated electromyogram; integrated electromyography |
| IEOP | immunoelectro-osmophoresis |
| IEP | Immuno-Electro-Phoresis |
| IEP | immunoelectrophoresis; individualized education program; isoelectric point |