Methodology
Quantitative Radioimmunoassay (RIA)
Specimen Type
Serum
Performing Lab
ARUP
Epic ID
LAB09142
Lab Test Days
Tuesday and Friday
Standard TAT
1-5 Days
Collection Information
Specimen Required
1-2 mL Blood
Container Type
Serum Separator Tube (SST)
Collection Instructions
Serum collected in a (red-top) tube is also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Frozen Only
Specimen Stability
Room Temp: 2 Hours; Refrigerated: 24 Hours; Frozen: 3 Months (Preferred)
Rejection Criteria
Plasma or cord blood; Grossly hemolyzed or lipemic specimens
Test Volume Required
1 mL Serum
Minimum Test Volume
0.3 mL Serum
Processing Instructions
Separate serum within 2 hours of collection. Complete an ARUP requisition and submit with specimen frozen. Send with daily Apollo courier pick up.
CPT Codes
83519
Revised
11/10/23
Initials
SA