Vitamin B12

Cobalamin Test, Cyanocobalamin Test

How To Prepare

Do not eat or drink (other than water) for 10 to 12 hours before the test.


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Author: Caroline Rea, RN, BS, MS Last Updated: December 19, 2008
Medical Review: Anne C. Poinier, MD - Internal Medicine
Brian Leber, MDCM, FRCPC - Hematology

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Topic Contents
 Test Overview
 Why It Is Done
Arrow PointerHow To Prepare
 How It Is Done
 How It Feels
 Risks
 Results
 What Affects the Test
 What To Think About
 References
 Credits