| BrAP | brachial artery pressure |
|---|---|
| BRAT | Baylor rapid autologous transfusion [system] |
| BRATT | bananas, rice, applesauce, tea and toast |
| BRB | bright red blood |
| BRBC | bovine red blood cell |
| BRBN | blue rubber bleb nevus |
| BRBNS | blue rubber bleb nevus syndrome |
| BRBPR | bright red blood per rectum |
| BRbx | breast biopsy |
| Brc | bromocriptine |