PROINSULIN

Test Documentation
Specimen Required
Patient Preparation: Patient must fast 12-15 hours before collection. Draw blood in a SST. Spin, separate serum from cells within 2 hours and send 1.0 mL serum (0.2 mL minimum) frozen in a screw-capped plastic vial.

Alternate Specimen
Plasma: EDTA; Serum: Red-top

Methodology
Chemiluminescent Immunoassay

Stability
Room Temperature: Unacceptable; Refrigerated: 48 hours; Frozen: 2 months

Reference Range
0-17 years:   Not Established  
18 years and older:   <=8.0 pmol/L  

Performed
Tuesday, Thursday

Turnaround Time3-7 days
Test CodePRINS
CPT-4 Code (s)
84206
LOINC Codes
10451-3

Warde
Medical
Laboratory