The vanishing twin: An explanation for discordance between chorionic villus karyotype and fetal phenotype

One ‘erroneous’ diagnosis occurred in 200 first‐trimester chorionic villus samples (CVS) analysed. In direct preparations following 24 h incubation as well as in long‐term cultures, a 46.XX karyotype was observed in the villi (28 and 25 cells, respectively). At 20 weeks of gestation, labour was indu...

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Veröffentlicht in:	Prenatal diagnosis 1991-09, Vol.11 (9), p.679-684
Hauptverfasser:	Reddy, K. S., Petersen, M. B., Antonarakis, S. E., Blakemore, K. J.
Format:	Artikel
Sprache:	eng
Schlagworte:	Adult Biological and medical sciences Chorionic Villi Sampling chorionic villus Chromosome Aberrations - diagnosis Chromosome Disorders CVS 46 CVS 46,XX Diagnostic Errors Dizygotic twin Female Fetal Death Gynecology. Andrology. Obstetrics Humans Karyotyping Male fetus DYZ1+ve Management. Prenatal diagnosis Medical sciences Phenotype Pregnancy Pregnancy, Multiple Pregnancy. Fetus. Placenta Sex Determination Analysis Twins, Dizygotic
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