LD Isoenzymes (LABCORP)

Test Code
99901000058


Alias/See Also
LAB97: Lactate Dehydrogenase (LD) Isoenzymes | LABCORP EAP: 001842


CPT Codes
83615x1, 83625x1

Preferred Specimen
LABCORP LAB: Serum Separator Tube (Room Temperature) Min Vol: 1


Other Acceptable Specimens
LABCORP LAB: YELLOW TOP: (Room Temperature) Min Vol: 1
LABCORP LAB: MICRO YELLOW: (Room Temperature) Min Vol: 1
LABCORP LAB: RED TOP - PLAIN: (Room Temperature) Min Vol: 1


Transport Temperature
Specimen: Whole blood Volume: 8 mL (4 mL in each of two tubes) Minimum Volume: RBC: Two 500-µL lavender-top Microtainer™ tubes filled to at least 50% of tube capacity. (Note: If any other size lavender tube is used, the tube must be filled to at least 50% capacity of tube fill volume. Insufficient volume may limit the extent of procedures performed.) and G6PD: One lavender-top (EDTA) tube, green-top (heparin) tube, or yellow-top (ACD) tube (0.1 mL) whole blood. Container: Two lavender-top (EDTA) tubes or one green-top (heparin) tube and one lavender-top (EDTA) tube or one yellow-top (ACD) tube and one lavender-top (EDTA) tube Storage Instructions: RBC: Stable refrigerated for 72 hours. G6PD: stable refrigerated for seven days.


Report Available
LABCORP LAB
STAT: 5760 min
Routine: 5760 min
Extended TAT: No TAT min
Timed: 5760 min
Life or Death: 5760 min



Last Updated: March 6, 2023


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.