Lab Test Directory—Saint Luke's Regional Laboratories
| KIDNEY STONE | Kidney Stone Analysis |
| KL | Kleihauer Test |
| KOH | KOH Prep |
| LACO | Lacosamide |
| LD | Lactate Dehydrogenase (LD), Serum |
| LD ASCITES | Lactate Dehydrogenase Ascites |
| LD JPDRAIN | Lactate Dehydrogenase JPDrain |
| LD PLEURAL | Lactate Dehydrogenase Pleural |
| LACTATE WB A | Lactate, Arterial Blood |
| LAC | Lactate, Plasma |