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HelpTest Code PINS Proinsulin, Plasma
Additional Codes
LAB1086
Reporting Name
Proinsulin, PUseful For
As part of the diagnostic workup of suspected insulinoma
As part of the diagnostic workup of patients with suspected prohormone convertase 1/3 deficiency
As part of the diagnostic workup of patients with suspected proinsulin variations
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Plasma EDTASpecimen Required
Patient Preparation:
1.Patient should fast for 8 hours before specimen collection.
2. Infants younger than 2 years should fast a maximum of 6 hours.
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Ice-cooled, lavender top (EDTA)
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. After collection, place the whole blood on ice for at least 10 minutes, then centrifuge at refrigerated temperature.
2. Aliquot plasma into a plastic vial and send frozen.
Specimen Minimum Volume
0.25 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Plasma EDTA | Frozen | 30 days |
Reference Values
3.6-22 pmol/L
Day(s) Performed
Tuesday, Friday
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
84206
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PINS | Proinsulin, P | 27882-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 80908 | Proinsulin, P | 27882-0 |
Report Available
2 to 5 daysMethod Name
Electrochemiluminescent Assay