MYOGLOBIN, SERUM or PLASMA

Test Code

MYO2

CPT Codes
83874

Preferred Specimen

1 Green tube (Lithium Heparin)

Minimum Volume

0.2 mL

Other Acceptable Specimens

1 Gold tube (gel separator) or
1 Lavender tube (EDTA)

Instructions

Centrifuge samples within 2 hours of collection. If testing cannot be completed within 24 hours, freeze serum or plasma.

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 24 hours
15-30°C up to 8 hours
Frozen samples are stable

Methodology
Chemiluminescent immunoassay

Setup Schedule

M, T, W, Th, F, Sa, Sun

Report Available

Within 24 hours of receipt at the performing laboratory.

Reference Range

Sex	Reference Range (ng/mL)
Male	17.4 - 105.7
Female	14.3 - 65.8

Clinical Significance

Myoglobin is released into the bloodstream following injury to skeletal or cardiac muscle. We cannot distinguish origin for elevated myoglobin levels. Due to the lack of specificity, myoglobin is not recommended for diagnosis of myocardial injury (AMI).

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB2 (Chemistry, Beckman DxI)

Last Updated: April 23, 2024

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.