Proinsulin
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Proinsulin, Serum
Test ID: PROIN
Test
Method
ELISA
Report Includes
Specimens
Serum
Clinical Utility
Proinsulin is used to diagnose insulinomas and to monitor therapy in patients with insulinomas.
Test Version
6-Feb-2024
Specimen
Specimens
Serum
Sample Volume
1.0 mL
Minimum Volume
0.5 mL
Patient Preparation
Overnight fasting required.
Collection & Handling
Collection Instructions
Collect a fasting sample.
Handling Information
Allow blood to fully clot and immediately separate and freeze serum. Store and send frozen.
Stability
| Ambient | 24 hours |
|---|---|
| Refrigerated | 72 hours |
| Frozen | 90 days |
Rejection Criteria
| Hemolysis | Gross |
|---|---|
| Lipemia | Present |
| Icterus | Present |
Test Version
6-Feb-2024
Performance / Interpretation
Method
ELISA
Turnaround Time
11 days
Results
| Name | Units | Reference Range | Conversion Factor | |
|---|---|---|---|---|
| Proinsulin | pmol/L |
|
||
Test Version
6-Feb-2024
Interface / Setup
Test Version
6-Feb-2024