LDH (LDH)

Department: Chemistry
Test Synonym(s): LAB96, LDH, Lactic Dehydrogenase (LDH) Blood
CPT Codes: 83615
Methodology: Enzymatic: Lactate dehydrogenase (Lactate to Pyruvate)
Reference Range: 0-<15 days: 309-1222 U/L; 15 days-<1 yr: 163-452 U/L; 1-<10 yrs: 192-321 U/L; 10-<15 yrs: 157-283 U/L; 15-<19 yrs: 130-250 U/L; 19-150 yrs: 125-220 U/L
Tube Type: Light green top PST (Lithium Heparin with gel)
Specimen: Plasma
Alternate Specimen: Red top (no gel)
Pediatric Requirements: 1 light green top microtainer
Volume: 1 mL plasma
Minimum Volume: 1 light green top
Temperature: Separate within one hour; ship at room temperature
Stability: Room temperature: 7 days; Refrigerated: 4 days; Frozen: 6 weeks
Reasons for Rejection: Hemolysis, improper collection
Days Performed: Daily
Times Performed: Continuous
TAT: STAT: 1 hour; ROUTINE: 2 hours after receiving in lab

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