Ordering Recommendation

Mnemonic

MSH GAMMA

Methodology

Quantitative Radioimmunoassay

Performed

Varies

Reported

28-31 days

New York DOH Approval Status

Specimens from New York clients will be sent out to a New York DOH approved laboratory, if possible.

Specimen Required

Patient Preparation

Patient should not be on any steroid, ACTH, or hypertension medication, if possible, for at least 48 hours prior to specimen collection.

Collect

Lavender (K2or K3 EDTA) or Pink (K2EDTA).

Specimen Preparation

Separate from cells ASAP or within 2 hours of collection. Transfer 3 mL plasma to an ARUP Standard Transport Tube. (Min: 1 mL) Freeze immediately.
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.

Storage/Transport Temperature

CRITICAL FROZEN.

Unacceptable Conditions

Serum.

Remarks
Stability

Ambient: Unacceptable; Refrigerated: 24 hours; Frozen: 6 months

Reference Interval

By report

Interpretive Data



Compliance Category

Performed by non-ARUP Laboratory

Note

Hotline History

N/A

CPT Codes

83519

Components

Component Test Code* Component Chart Name LOINC
0098817 Melanocyte Stimulation Hormone, Gamma 14162-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • g-MSH
Melanocyte Stimulation Hormone, Gamma (g-MSH)

Interscience