| PIA | photoelectric intravenous angiography; plasma insulin activity; preinfarction angina; Psychiatric In... |
|---|---|
| RA | radioactive; ragocyte; ragweed antigen; rapidly adapting [receptors]; reactive arthritis; reciprocal... |
| RNA | radionuclide angiography; Registered Nurse Anesthetist; ribonucleic acid; rough, noncapsulated, avir... |
| SVA | selective vagotomy and antrectomy; selective visceral angiography; sequential ventriculoatrial [paci... |
| CTHA | CT hepatic angiography |