MedlinePlus Medical Encyclopedia:Chorionic villus sampling

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Chorionic villus sampling - series: Procedure, part 1

Chorionic villus sampling - seriesIllustrations:

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: 9/19/2006

Updated by: Audra Robertson, MD, Department of Obstetrics and Gynecology, Brigham and Women's Hospital, Boston, MA. Review provided by VeriMed Healthcare Network.

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