AVP - Specimen: Arginine Vasopressin, Plasma

Test Catalog

Test Name

Test ID: AVP    
Arginine Vasopressin, Plasma

Specimen Type Describes the specimen type validated for testing

Plasma EDTA

Advisory Information

This test should not be requested on patients who have recently received radioactive material.

Specimen Required Defines the optimal specimen. This field describes the type of specimen required to perform the test and the preferred volume to complete testing. The volume allows automated processing, fastest throughput and, when indicated, repeat or reflex testing.

Patient Preparation: Have patient fast and thirst for 6 hours (no liquids, including water, are allowed).

Specimen Type: Platelet-poor plasma

Collection Container/Tube: Lavender top (EDTA) iced tube

Submission Container/Tube: Plastic vial

Specimen Volume: 2 mL

Collection Instructions: Process 5 mL of EDTA whole blood as follows:

1. Spin down in a refrigerated centrifuge at approximately 1,000 x G (2,000 rpm for a 20-cm radius centrifuge) for 10 minutes.

2. Remove plasma, carefully avoiding the platelet/buffy coat.

Specimen Minimum Volume The amount of sample necessary to provide a clinically relevant result as determined by the Laboratory.

1.15 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected


Mild OK; Gross reject


Mild OK; Gross OK


Mild OK; Gross OK



Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the laboratory. Alternate acceptable temperatures are also included.

Specimen TypeTemperatureTime
Plasma EDTAFrozen (preferred)14 days
 Refrigerated 24 hours