| LSM | late systolic murmur; lymphocyte separation medium; lysergic acid morpholide |
|---|---|
| LSP | left sacroposterior [fetal position]; linguistic string project; liver-specific protein; lymphocyte-... |
| LTF | lactotransferrin; lipotropic factor; lymphocyte-transforming factor |
| LTT | lactose tolerance test; leucine tolerance test; limited treadmill test; lymphocyte transformation te... |
| LY | lactoalbumin and yeastolate [me-dium]; lymphocyte |