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Test Code LDH Lactate Dehydrogenase (LD) LAB96

Test Method

Enzymatic Rate Method; Beckman DXC600

Specimen Requirement

0.5 mL of serum or plasma is required.

Reference Values

107-195 iu/L

Performance

Testing is performed Monday through Sunday.

Routine: Typically completed within 4 hours after the
specimen arrives at the testing site.

Expedite: Typically completed within 1 hour after the
specimen arrives at the testing site.

STAT: Typically completed within 30 minutes after the
specimen arrives at the testing site.

CPT Code Information

83615 Chemistry: Lactate dehydrogenase (LD,) (LDH)

LOINC Code Information

2532-0 Lactate Dehydrogenase [Enzymatic Activity/Volume] In
Serum Or Plasma

Useful For

Investigation of a variety of diseases involving the heart,
liver, muscle, kidney, lung, and blood

Monitoring changes in tumor burden after chemotherapy, although,
lactate dehydrogenase elevations in patients with cancer are too
erratic to be of use in the diagnosis of cancer

Additional Specimen Collection Information

Collect blood in a lithium heparin, green-top or red-top tube.
PST and SST (gel tubes) are acceptable.Serum or plasma should be
separated from contact with the cells within 2 hours of collection.
Specimens not centrifuged within 4 hours of collection may be
rejected. Refrigerated or frozen specimens are not recommended.
Hemolyzed specimens are not acceptable. Samples with >3+ lipemia
must be cleared prior to analysis.