Test Overview
Test Methodology
Rate (L-Lactate to Pyruvate at 340 nm)
Test Usage
Differential diagnosis of cardiac and liver disorders
Reference Range *
Age 1-4 years: 150 - 300 IU/L, 5-11 years: 140 - 280 IU/L, 12-150 years: 120 - 240 IU/L.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Daily, 24 hours
Analytic Time
4 hours
Soft Order Code
LDH
MiChart Code
LDH (Lactate Dehydrogenase)
Synonyms
- LDH
- Lactate Dehydrogenase
Laboratory
Chemical Pathology
Section
Automation
STAT Availability
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Specimen Requirements
Collection Instructions
Collect specimen in an SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate. Avoid hemolysis of specimen during collection.
Alternate Specimen
Red top or Green top (sodium or lithium heparin) tube. [rev 11/09]
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Billing
CPT Code
83615
Fee Code
20514
LOINC
2532-0