Gut Hormones (Includes: Vasoactive Intestinal Peptide, Pancreatic Polypeptide, Gastrin, Glucagon, Somatostatin, and Chromogranin A)

Phlebotomy Requirements

Send to lab immediately.

Collection

Hospital.

Sample container

All Colchester & Ipswich samples: 2 x 3.4ml Red EDTA , Min vol: 6ml.

Site

All Colchester & Ipswich samples: Charing Cross, TAT: 3w.

Notes

Fasting sample required (6-8 hour fast) ‘H2 blockers should be stopped for 3 days and Omeprazole for two weeks before blood is taken. Contact lab if additional guidance is required’. If additional tests are required at the same time additional EDTA samples, should taken Epic will produce the correct amount of labels

Latest news

More news

20/11/2025

Sample Delays – Immunology Referrals Oxford

Please note, there is currently a delay on Immunology samples that are referred to Oxford for testing – please see the Immunology page for further information from Oxford. Please click on the link below for more information: wpe-Aug-2025-update

20/10/2025

Important Update: HLA-B27

HLA-B27 Testing 20th October 2025 Further to communications last month we have continued to experience supply chain issues. We are now changing our methodology to one that requires DNA extraction prior to testing for HLA-B27. Due to this change we will be restricting the tube types that we can receive; any others received are likely to […]