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Test Code LDH/LAB96 LD (LDH) - Lactate Dehydrogenase

Performing Laboratory

Asante Rogue Regional Medical Center / Asante Three Rivers Medical Center / Ashland Community Hospital

Specimen Requirements

Yellow (Gold) top tube (SST)  

Lithium Heparin Green top tube

Plain Red top tube  


Outpatient clients MUST draw SST

Specimen Transport Temperature and Stability

Centrifuge and refrigerate within 2 hours of collection

Primary tube: Spun SST stable 24 hours at  2° to 8° C

Serum stable 48 hours if aliquoted and refrigerated at 2° to 8° C

Specimen Minimum Volume

0.5 mL

Reasons for Rejection


Quantity not sufficient (QNS)

Lack of Two Patient Identifiers:

         1-Patient's First & Last name 

         2-Patient's Date of Birth

Day(s) Test Set Up

Routine – same day

ASAP – 2 hours after receipt of specimen in lab

STAT – 1 hour after receipt of specimen in lab

Additional Information

Lactate Dehydrogenase (LD) measurements are used in the diagnosis and treatment of liver diseases such as acute viral hepatitis, cirrhosis, metastatic carcinoma of the liver, and cardiac diseases and tumors of the lungs or kidneys.  LD is “non-specific” in that it is distributed in most body tissues.


Enzymatic Rate 

Performing Department


Test Classification and CPT Coding

83615  -  Lactate dehydrogenase (LD), (LDH)

Billing Code