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Lab Dept:
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Chemistry
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Test Name:
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VASOACTIVE INTESTINAL POLYPEPTIDE
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General Information
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Lab Order Codes:
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VIPP
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Synonyms:
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Vasoactive Intestinal Polypeptide (VIP), Plasma
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CPT Codes:
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84586 - Vasoactive Intestinal Polypeptide
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Test Includes:
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VIP level reported in pg/mL.
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Logistics
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Test Indications:
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Useful for detection of VIPoma in patients with chronic diarrheal diseases.
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Lab Testing Sections:
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Chemistry - Sendouts
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Referred to:
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Mayo Medical Laboratories (Test# 8150)
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Phone Numbers:
Minneapolis:
Saint Paul:
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612-813-6280
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651-220-6550
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Test Availability:
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Daily, 24 hours
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Turnaround Time:
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3 – 8 days, test set up Monday and Wednesday
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Special Instructions:
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See Patient Preparation below
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Specimen
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Specimen Type:
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Whole blood
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Container:
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Lavender top (EDTA) tube
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Draw Volume:
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3.0 mL (Minimum: 1.5 mL) blood
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Processed Volume:
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1.0 mL (Minimum: 0.5 mL) plasma
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Collection:
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Routine venipuncture
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Special Processing:
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Lab Staff: Centrifuge specimen immediately, remove plasma aliquot into a screw-capped round bottom plastic vial. Store and ship at frozen temperatures. Forward promptly.
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Patient Preparation:
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This test should not be requested on patients who have recently received radioactive material. Patient should be fasting (recommended 8 hours).
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Sample Rejection:
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Specimens other than EDTA plasma, gross hemolysis, warm specimens, mislabeled or unlabeled specimens
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Interpretive
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Reference Range:
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<75 pg/mL
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Critical Values:
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N/A
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Limitations:
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This test should not be performed on patients who have recently received radioactive material.
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Methodology:
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Radioimmunoassay (RIA)
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Contraindications:
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N/A
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References:
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Mayo Medical Laboratories Web Page (August 2006) http://www.mayoreferenceservices.org/mrs/mml/index.asp
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