Test Code PINS Proinsulin, Plasma
Performing Laboratory
Mayo Clinic Laboratories in RochesterSpecimen 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
CPT Code Information
84206
Report Available
2 to 5 daysSpecimen Retention Time
2 weeksReject Due To
Gross hemolysis | Reject |
Gross lipemia | OK |
Gross icterus | OK |