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Laboratory: Clinical Biochemistry
Test Name:
MYOGLOBIN - (P)
Test Code: SMYO
Clinical Information:
Myoglobin is a heme protein found in smooth, skeletal and cardiac muscle. Serum myoglobin reflects a balance between intravascular release of myoglobin from muscle and renal clearance.
This test is used in the investigation of rhabdomyolytic renal damage.  It is not recommended for use as a cardiac marker.

Patient Preparation Instructions:  Multivitamins (45–125 µg biotin) or biotin-only supplements up to 1 mg per day do not interfere with this test. Samples should not be taken from patients receiving therapy with high biotin doses (i.e. >5 mg/day) until at least 8 hours after the last dose.
Collection Devices:
Specimen Required:


Plasma: 2.0 mL

Stability 14 days refrigerated, 1 year frozen
Referral:
Serum: 2.0 mL

Samples must be transferred to an aliquot tube and stored frozen if analysis will not be complete within 48 hours (#110-10-05 Serum / Plasma Separation Procedure & Transport)
Requisition:
Reference Values:
< 50 μg/L
Availability:
Stat or Routine
See Also:
More Information:
Store refrigerated.