| 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;... |
| BLD | basal liquefactive degeneration; benign lymphoepithelial disease |
| BME | basal medium Eagle; biundulant meningoencephalitis; brief maximal effort |