Amniocentesis is an amniocentesis procedure used to examine the fetal (child) cells present in the amniotic fluid. It is offered in the 15th-18th week of pregnancy to detect possible chromosomal abnormalities by chromosomal analysis. Regarding trisomy 21 screening, for example, the test accuracy of amniocentesis is 99-99.95%.Amniocentesis can also be performed at a later time … Amniocentesis: Symptoms, Causes, Treatment
Chorionic villus sampling (synonyms: chorionic biopsy; villus skin test; placenta puncture; Chorionic Villus Sampling (CVS)) is the removal of tissue from the fetal (child) portion of the placenta. The tissue obtained is used to perform karyotyping/chromosome analysis in the laboratory Indications (areas of application) Age over 35 years Abnormal first trimester screening (ETS; screening examination … Chorionic Villus Sampling
The probability of having a child with Down’s disease (trisomy 21) – a pathological chromosomal change in the child associated with physical malformations and mental limitations – increases with the mother’s age. Therefore, prenatal diagnostics, i.e. prenatal malformation diagnostics of the unborn child, is recommended for all women over 35 years of age. The measurement … Sonographic Examination of Fetal Nuchal Translucency
