| BGC | basal ganglion calcification; blood group class |
|---|---|
| BGMR | basal ganglion disorder with mental retardation |
| BHR | basal heart rate; benign hypertrophic prostatitis; bronchial hyperreactivity |
| BIL | basal insulin level; bilirubin |
| BL | Barre-Lieou [syndrome]; basal lamina; baseline; Bessey-Lowry [unit]; black light; bladder; bleeding;... |