What type of pregnant woman needs prenatal diagnosis
prenatal diagnosis, also called intrauterine diagnosis, refers to the use of certain techniques to examine fetal health within 5 months of pregnancy in order to find a fetus with severe genetic or congenital disease and determine whether selective abortion is adopted. To prevent the birth of sick children. This has achieved remarkable results in chromosomal diseases and neural tube defects. Pregnant women with one of the following conditions should have prenatal diagnosis.
or chemical mutagenesis
(1) had a history of fetal birth with chromosomal abnormalities.
(2) pregnant women who had multiple genetic malformed fetuses and pregnant women who had no pregnancy had a risk rate of 5% to 10%.
(3) the possibility of having abnormal chromosomal abnormalities increased with age in women over 35 years of age. 1/365 was 35 years old, 1/109 was 40 years old, and 1/32 was 45 years old.
(4) had habitual abortion, history of stillbirth or any carrier of chromosome aberration.
(5) family members or carriers of genetic diseases.
(6) have a history of exposure to radiation; hepatitis, mumps, influenza, rubella, cytomegalovirus infection and Toxoplasma infection in the middle of pregnancy; a large number of antibiotics were taken during pregnancy.
there is a significant increase in the risk of childbearing hereditary and congenital disease in women with the above conditions, so it is necessary to actively cooperate with the doctor for prenatal diagnosis in order to prevent the birth of serious sick children and bring misfortune and burden to the family and the state.