| RAEB | Refractory Anemia with Excess of Blasts |
|---|---|
| RAEB | refractory anemia with excess blasts |
| RAEB-T | Refractory Anemia with Excess Blasts in Transformation |
| RAEBiT, RAEB-T | refractory anemia with excess blasts in transformation |
| RAEM | refractory anemia with excess myeloblasts |
| RAF | Receptor Accessory Factor |
| RAF | repetitive atrial firing; rheumatoid arthritis factor |
| RAFMS | Royal Air Force Medical Services |
| RAFW | right atrial free wall |
| RAG | ragweed; recombination activating gene |