Ordering Recommendation
Mnemonic
MSH BETA
Methodology

Quantitative Radioimmunoassay

Performed

Varies

Reported

14-17 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. Morning fasting specimens are preferred.

Collect

Lavender (K2 or K3EDTA) 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
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
0098818 Melanocyte Stimulating Hormone, Beta 1950-5
* 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
  • b-MSH
Melanocyte Stimulating Hormone, Beta (b-MSH)

Interscience