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St. John Health System
Lab Catalog


Index:

Lactic Dehydrogenase

Order Name TOT LDH
Test Number: 2003850
Revision Date 01/04/2013
Test Name Methodology LOINC Code
Lactic Dehydrogenase
Lactate - Pyruvate (NAD)  
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Ambient 8 hours. Refrigerated 7 days.
Instructions Non hemolyzed specimen.
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1-2 days 
Clinical Use Useful for evaluating a possible diagnosis of MI after the first 24 hours, however, this use of LD has been replaced by troponin I and troponin T determinations. LD may also be useful in liver disease and conditions causing hemolysis. 
CPT Code(s) 83615
Internal Comments Detail test.
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Chemistry