| COLD | A cold agglutinin titer |
|---|---|
| LLC | Lewis lung carcinoma; liquid-liquid chromatography; long-leg cast; lymphocytic leukemia |
| LSC | late systolic click; left side colon cancer; left subclavian; lichen simplex chronicus; liquid scint... |
| Flu, Flue | inFluenzae; 감기 |
| FLU | 5-fluorouracil; flunitrazepam; fluphenazine; flutamide |