| IVV | influenza virus vaccine; intravenous vasopressin |
|---|---|
| MSMAID | machine, suction, monitor, airway equipment, intravenous line, drugs [for bronchoscopy] |
| PIA | photoelectric intravenous angiography; plasma insulin activity; preinfarction angina; Psychiatric In... |
| PIVH | peripheral intravenous hyperalimentation; periventricular-intraventricular hemorrhage |
| RSIVP | rapid-sequence intravenous pyelography |