False statement regarding chorionic villous sampling: (A) Chorionic villous sampling done at 16-21 weeks, (B) Done for chromosomal abnormality, (C) Increased nuchal Translucency indication for chorionic villous sampling, (D) Taken from the developing placenta
Answer is A. Chorionic villous sampling Is performed for pre-natal diagnosis of genetic disorders Done around 10 to 13 weeks Can be done in 1st trimester safely Complications Fetal loss (1-2%) Oromandibular limb deformities Taken from the developing placenta through transvaginal route or transabdominal route