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LDH, BODY FLUID
Test CodeLDBFD
CPT Codes
83615
Preferred Specimen
1 Green tube (Lithium Heparin)
Minimum Volume
0.5 mL
Other Acceptable Specimens
Sterile Container
Transport Temperature
Refrigerated
Specimen Stability
- 2-8ºC up to 5 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Quantity not sufficient
Methodology
Enzymatic rate
Setup Schedule
M, T, W, Th, F, Sa, Su
Report Available
Within 24 hours of receipt at the performing laboratory.
Reference Range
Peritoneal Fluid < 63 U/L
Pleural fluid:
Transudate: Pleural fluid LD to serum LD ratio <= 0.6
Exudate: Pleural fluid LD to serum LD ratio > 0.6
Method performance specifications have not been established for this test in pericardial fluid. The test result should be integrated
into the clinical context for interpretation.
Clinical Significance
Lactate dehydrogenase (LDH or LD) is an enzyme that is released from the cells into the bloodstream when cells are damaged or destroyed. The LDH test can be used as a general marker of injury to cells.
Performed By
Alverno Laboratories
Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)
Last Updated: June 9, 2023
