The morphological and cytogenetic aspects in a study of chorionic and placental biopsies in pregnant women who are over the age of 35

Perinatal pathology and morbidity takes the leading role in children pathology and morbidity today. These indices are of significance for the pregnant women of high risk group pregnant women in the age of 35 and above occupying peculiar place in this group. In this connection the morphological studies of chorion and placenta biopsies in this group of patients are important and urgent. The cytogenetical analysis of these tissues allows one to solve completely the problems of the presence or absence of chromosome fetal malformations in terms of 8-24 weeks, when the elimination of fetus is still possible.

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