Tay-Sachs Test

Serum Hexosaminidase A and B

How To Prepare

You do not need to do anything before having this test. If you are having this test to see whether you carry the Tay-Sachs trait, you should tell your doctor if you have had a blood transfusion in the past 3 months.

Discuss with your doctor any concerns you have about the need for the test, its risks, how it will be done, or what the results may mean. To help you understand the importance of this test, fill out the medical test information form(What is a PDF document?).

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Author:	Jan Nissl, RN, BS	Last Updated: April 14, 2006
Medical Review:	Michael J. Sexton, MD - Pediatrics Renee H. Martin, PhD - Medical Genetics
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