prenatal diagnosis of congenital adrenal hyperplasia
Last reviewed 01/2018
An elevated level of 17-hydroxyprogesterone can be demonstrated in amniotic fluid in the second trimester. DNA analysis techniques or comparison of amniotic fluid cells with the HLA analysis of a previously affected child and his/her parents can be used to predict the disease status of a fetus.
Chorionic villus sampling can be performed at 8-11 weeks gestation.