Test Details
Mnemonic
MSHAL
Ordering Code
3600014
CPT-4 Code(s)
83519
Specimen Information
Patient Preparation
Patient should not be on any steroid, ACTH or hypertension medication, if possible, for 48 hours prior to specimen collection. Morning fasting specimens are preferred.
Collect
Lavender EDTA
Specimen Preparation
Centrifuge, separate plasma from cells within 2 hours of collection and send 3.0 mL plasma in a screw capped plastic vial. CRITICAL FROZEN.
Minimum Volume
1.0 mL
Transport Temperature
CRITICAL FROZEN
Rejection Criteria
Non-frozen specimens
Stability
Room temperature: Unacceptable
Refrigerated: 24 hours
Frozen: 30 days
Refrigerated: 24 hours
Frozen: 30 days
Methodology
Quantitative Radioimmunoassay (RIA)
Reference Range
See report
Performing Laboratory
ARUP
New York DOH Approval Status
No