Detailed procedure of the CVS DNA test
CVS DNA Test is usually performed between 10 and 12 weeks of gestation period. Unlike amniocentesis, this test does not give information on neural tube defects, such as the “spina bifida” condition. Because of this, women who choose the CVS technique are also required to have a follow-up blood test which is done between the 16th and 18th weeks of pregnancy to screen for neural tube defects. There are two types of CVS procedures: Transcervical– it is done by inserting a catheter through the cervix into the placenta to get the tissue sample. Transabdominal– in this case, the tissue sample […]