INSULIN, TOTAL

Test Code

LAB7850

CPT Codes
83525

Preferred Specimen

1 Gold tube (SST)

Note: Serum is the only acceptable sample type.

Patient Preparation
None

Minimum Volume

0.5 mL

Other Acceptable Specimens

1 Red tube

Instructions

Centrifuge for complete separation of serum from red cells WITHIN 2 HOURS of collection. Refrigerate until tested.

Transport Container

Transfer/aliquot tube

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 7 days
15-30°C up to 8 hours
Frozen samples are stable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis Interferes

Methodology
Chemiluminescent Immunoassay

Setup Schedule

M, T, W, Th, F, Sa, Sun

As received; STAT testing not available

Report Available

Same day received

Reference Range

1.9-23.0 mIU/mL

Clinical Significance

Insulin utilized in the diagnosis and therapy of various disorders of carbohydrate metabolism including diabetes mellitus and hypoglycemia.

Performing Laboratory
Alverno Central Lab

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.