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Test Code BLOD0564 Lactate Dehydrogenase Total (LDH), Plasma or Serum

Useful For

The differential diagnosis of cardiac and liver disorders

Methodology

L-Lactate/NAD to NADH/Calibrated/37° C/ Bichromatic Rate

Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Plasma or serum
Container/Tube: Light-green top (lithium heparin gel), dark-green top (sodium heparin), red top, or gold top
Specimen Volume: 1 mL
Specimen Minimum Volume: 0.5 mL

Collection Instructions:

1. Label specimen as plasma or serum.

2. Avoid hemolysis.

3.Separate from RBCs as soon as possible. For serum, complete clot formation should take place prior to centrifugation.

 

Specimen Rejection:

1. Samples that have been refrigerated >48 hours.

2. Hemolyzed samples.

Specimen Transport Temperature

Ambient (preferred)

Specimen Stability

 

Specimen Type Temperature Time
Plasma or Serum Ambient (preferred) 3 days
  Refrigerated 48 hours

 

Reference Values

0-190 U/L

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

83615