Lactate Dehydrogenase (LDH), Plasma, Serum, or Pleural Fluid

Test Code

LDH,LDHPF

Alias/See Also

Serum Lactate Dehydrogenase (LDH)
Plasma Lactate Dehydrogenase (LDH)
Pleural Fluid Lactate Dehydrogenase (LDH)

CPT Codes
83615

Preferred Specimen

Submit only 1 of the following specimens:
Plasma
Draw blood in a green-top (lithium heparin) tube. Spin specimen down and send 1 mL of plasma. Avoid hemolysis.
Note: 1. Indicate plasma.
2. Label specimen appropriately (plasma).
Serum
Draw blood in a plain, red-top tube. Spin specimen down and send 1 mL of serum. Avoid hemolysis.
Note: 1. Indicate serum.
2. Label specimen appropriately (serum).
Pleural Fluid
200 uL minimum, 500 uL optimum

Transport Temperature

Serum, Plasma, and Pleural Fluid - Ambient. Frozen and refrigerated NOT recommended.

Specimen Stability

Serum, Plasma, and Pleural Fluid - Ambient for up to two days. Frozen and refrigerated NOT recommended.

Methodology
Enzymatic

Setup Schedule

Monday through Sunday

Reference Range

Serum or PlasmaL
1-30 days: 135-750 U/L
31 days-11 months: 180-435 U/L
1-3 years: 160-370 U/L
4-6 years: 145-345 U/L
7-9 years: 143-290 U/L
10-12 years: 120-293 U/l
13-15 years: 110-283 U/L
16-17 years: 105-233 U/L
>/= 18 years: 120-246 U/L
Pleural Fluid
N/A

Performed By
North Mississippi Medical Center Pathology Department

Performing Laboratory
NMMC Pathology Department

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.