| BB | bad breath; bed bath; beta blockade, beta blocker; BioBreeding [rat]; blanket bath; blood bank; bloo... |
|---|---|
| B-K | initials of two patients after whom a multiple cutaneous nevus [mole] was named |
| D2 | diagonal two; second dorsal vertebra |
| 2-D | two-dimensional |
| 2DE | two-dimensional echocardiography |