MedlinePlus Medical Encyclopedia:Chorionic villus sampling

Medical Encyclopedia

Chorionic villus sampling - series: Procedure, part 1

Chorionic villus sampling - series
Illustrations:

Normal anatomy

Procedure, part 1

Procedure, part 2 - transcervical

Procedure, part 2 - transabdominal

Results

To take a chorionic villus sample, your surgeon either enters the uterus through the cervix (transcervical procedure) or through the abdomen (transabdominal procedure). The fetus' position in the uterus determines which procedure the surgeon uses.

Update Date: 5/2/2008

Updated by: Linda Vorvick, MD, Seattle Site Coordinator, Lecturer Maternal & Child Health, Pathophysiology, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine; and Susan Storck, MD, FACOG, Clinical Teaching Faculty, Department of Obstetrics and Gynecology, University of Washington School of Medicine; Chief, Eastside Department of Obstetrics and Gynecology, Group Health Cooperative of Puget Sound, Redmond, Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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