| LSRA | low septal right atrium |
|---|---|
| RA | radioactive; ragocyte; ragweed antigen; rapidly adapting [receptors]; reactive arthritis; reciprocal... |
| RAD | radial artery catheter; radiation absorbed dose; radical; radiography or radiographic; reactive airw... |
| CALLA | Common Acute Lymphocytic(Lymphoblastic) Leukemia Antigen = CD10 = Enk... |
| CBD | Common Bile Duct - Absolute Ix of CBD Exploration 1. Palp... |