Vasoactive Intestinal Polypeptide (VIP), Plasma

Test Code
901629

CPT Codes
84586

Preferred Specimen
1 mL plasma collected in an EDTA (lavender-top) tube

Minimum Volume
0.55 mL

Instructions
1.) Fasting (8 hours)
2.) Spin down and immediately freeze.

Additional Information: This test should not be requested on patients who have recently received radioactive material.
Forms: If not ordering electronically, complete, print, and send an Oncology Test Request Form (T729) with the specimen.

Transport Temperature
Frozen

Specimen Stability
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 90 days

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

Methodology
Radioimmunoassay (RIA)

Setup Schedule
Set up: Mon, Wed; Report available: 3-8 days

Reference Range
<17 pg/mL

Clinical Significance
Detection of vasoactive polypeptide producing tumors in patients with chronic diarrheal diseases.

Performing Laboratory
Mayo Clinic Laboratories
200 First Street SW
Rochester, MN 55905



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.