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St. John Health System
Lab Catalog


Index:

Myoglobin, Serum

Order Name MYOGLOBIN
Test Number: 2004240
Revision Date 12/12/2022
Test Name Methodology LOINC Code
Myoglobin, Serum
Quantitative Electrochemiluminescent Immunoassay 2639-3 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1mL (0.2) Serum Clot Activator SST Room Temperature
Instructions Notes: 0.7 mL (Note: This volume Does NOT allow for repeat testing.)
Specimen Type: Gel-barrier tube (preferred) or red-top tube
Specimen Storage: Room temperature
Specimen Collection: If red-top tube is used, transfer separated serum to a plastic transport tube.
Special Instructions: This test may exhibit interference when sample is collected from a person who is consuming a supplement with a high dose of biotin (also termed as vitamin B7 or B8, vitamin H, or coenzyme R). It is recommended to ask all patients who may be indicated for this test about biotin supplementation. Patients should be cautioned to stop biotin consumption at least 72 hours prior to the collection of a sample.
Specimen Stability: Ambient: 14 days, Refrigerated : 14 days, Frozen: 14 days
GENERAL INFORMATION
Expected TAT 1 - 3 days 
Notes Labcorp Test Code: 010405
CPT Code(s) 83874
Internal Comments LOINC 2639-3 ADDED 4/6/15
02/22/22 Updated instruction SN
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Reference Lab