PROINSUL
Proinsulin
EPIC Test Procedure Code: LAB3485
Performing Lab:
Referral Laboratory
Patient Preparation:
Baseline proinsulin levels should be collected after a 12 hour fast.
Container Type:
Plain red top or serum gel tube
Specimen Type:
Serum
Preferred Volume:
0.6 mL
Minimum Volume:
0.4 mL
Collection Procedure:
1. Transfer the serum to a plastic transport tube with screw cap.
2. Freeze immediately and maintain frozen until tested.
3. To avoid delays in turn around time when requesting multiple tests on frozen samples, submit separate frozen specimens for each test requested.
Store and Transport:
Frozen
Stability:
Frozen - 12 days
Refrigerated - unstable
Room temperature - unstable
Unacceptable Condition:
Specimens that are grossly hemolyzed, grossly lipemic, are non-serum or are not frozen will be rejected.
CPT Codes:
84206 - Proinsulin (EAP 30021203)
Method:
Enzyme immunoassay (EIA)
Reference Ranges:
Please refer to the performing lab report for applicable reference ranges