Specimen: 2 mL (1 mL min.) serum from 1 SST. Ship refrigerated or frozen. Overnight fasting is mandatory. Duly filled Test Send Out Consent Form (Form 35) is mandatory.
Stability (Room): 8 hrs
Stability (Refrigerated): 72 hrs
Stability (Frozen): 90 days
Price: Contact Medilab
Turnaround time (TAT): 10 – 15 days
Usage: Proinsulin is the precursor of insulin & C-peptide and its levels may be elevated in patients with insulin producing Islet cell tumors. This assay is useful as a part of the diagnostic workup of suspected Insulinoma, PC1/3 deficiency and in patients with suspected Proinsulin mutations.
Courier Charges: Contact Medilab
Home Collection: Available
Pre-test Information: Overnight fasting is mandatory. Duly filled Test Send Out Consent Form (Form 35) is mandatory.