| lb | libra; pound |
|---|---|
| LB | lamellar body; large bowel; left breast; left bronchus; left bundle; left buttock; leiomyoblastoma; lipid body; live birth; liver biopsy; loose body; low back [pain]; lung biopsy; Luria-Bertani [medium] |
| Lb | pound force |
| lb | pound [Lat. libra] |
| lb | tr pound troy |
| lb/in2 | pounds per square inch |
| LBA | left basal artery |
| LBB | left bundle branch; low back bending |
| LBBB | Left Bundle Branch Block |
| LBBB | left bundle branch block |