| FBSS | failed back surgery syndrome |
|---|---|
| HB | health board; heart block; heel to buttock; held back; hemoglobin; hepatitis B; His bundle; hold bre... |
| LB | lamellar body; large bowel; left breast; left bronchus; left bundle; left buttock; leiomyoblastoma; ... |
| LBB | left bundle branch; low back bending |
| LBI | low back injury; low serum-bound iron |