A buccal (pronounced "buckle") smear is the painless removal of a sample of cells from the inside of your mouth (cheek) for study.
"V体育2025版" How the Test is Performed
Your health care provider will gently scrape the inside of the cheek with a small spatula to collect cells for testing V体育安卓版. Sometimes, you can do this yourself.
V体育官网入口 - How to Prepare for the Test
Follow the collection instructions as directed by your provider.
How the Test will Feel
You will feel a scraping sensation as cells are removed from the cheek.
VSports注册入口 - Why the Test is Performed
This test is done to get cells for chromosome or DNA analysis, most often for genetic testing.
This test may also help establish sexual identity VSports注册入口. When the test is used in this way, it's called the sex chromatin test.
Risks
There are no risks with this test.
Alternative Names
Sex chromatin test; Buccal swab
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References (V体育2025版)
Roy S. Molecular anatomic pathology: principles, techniques, and application to immunohistologic diagnosis. In: Dabbs DJ, ed V体育官网入口. Diagnostic Immunohistochemistry. 6th ed. Philadelphia, PA: Elsevier; 2022:chap 24.
Review Date 4/8/2025 (V体育官网)
Updated by: Anna C. Edens Hurst, MD, MS, Associate Professor in Medical Genetics, The University of Alabama at Birmingham, Birmingham, AL. Review provided by VeriMed Healthcare Network. Also reviewed by David C VSports在线直播. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A. D. A. M. Editorial team.