| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunization rate; immunoreactive; immunoreagent; index of response; impedance rheography; individual reaction; inferior rectus [muscle]; inflow resistance; information retrieval; infrared; infrarenal; inside radius; insoluble residue; inspiratory reserve; inspiratory resistance; insulin resistance; internal resistance; internal rotation; interventional radiology; intrarectal; intrarenal; inversion recovery; inverted repeat; irritant reaction; isovolumic relaxation |
|---|---|
| Ir | immune response [gene]; iridium |
| ir | immunoreactive; intrarectal; intrarenal |
| IR | APAP immediate release acetaminophen |
| IR-ACTH | immunoreactive adrenocorticotropic hormone |
| IR-AVP | immunoreactive arginine-vasopressin |
| IR-LED | infrared light emitting diode |
| IRA | immunoradioassay; immunoregulatory alpha-globulin; inactive renin activity |
| IrANP | immunoreactive atrial natriuretic peptide |
| IRB | Institutional Review Board |