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Proinsulin, Serum

Test ID: PROIN

Test

Method

ELISA

Report Includes

Proinsulin

Specimens

Serum

Clinical Utility

Proinsulin is used to diagnose insulinomas and to monitor therapy in patients with insulinomas.

Test Location

Quest Diagnostics, California USA

Test Version

10-Oct-2019

Specimen

Specimens

Serum

Sample Volume

1.0 mL

Minimum Volume

0.5 mL

Patient Preparation

Fasting (overnight)

Collection & Handling

Collection Instructions

Collect a fasting sample.

Handling Information

Allow blood to fully clot and immediately separate serum. Separate in a refrigerated centrifuge or in chilled buckets if available. Store and send frozen.

Stability

Ambient 24 hours
Refrigerated 72 hours
Frozen 6 months

Test Version

10-Oct-2019

Performance / Interpretation

Method

ELISA

Turnaround Time

11 days

Results

Name Units Reference Range Conversion Factor
Proinsulin pmol/L
  • ≤18.8

Test Location

Quest Diagnostics, California USA

Test Version

10-Oct-2019

Interface / Setup

Test Version

10-Oct-2019