作者: James D. Goldberg , Monica M. Wohlferd
DOI: 10.1016/S0002-9378(97)70356-9
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摘要: Abstract OBJECTIVE: Chromosomal mosaicism has been reported in about 1% to 3% of chorionic villus sampling specimens. This report provides incidence and outcome information that should be useful counseling patients found have on sampling. STUDY DESIGN: A retrospective analysis 11,200 consecutive undergoing at the University California, San Francisco, during period from Jan. 1, 1984, June 1996, was undertaken. RESULTS: total 140 cases were identified for an 1.3%. Follow-up available 130 cases, 26 which (20%) confirmed fetal tissue. Confirmation rates specific types as follows: autosomal trisomy 7.6%, sex chromosome 25%, structural abnormality 27.3%, marker 77.8%. Neonatal normal all pregnancy continued. CONCLUSION: The data indicate most chromosomal by is unlikely clinically significant fetus. (Am J Obstet Gynecol 1997;176:1349-53.)