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Atypical hatching of a human blastocyst leading to monozygotic twinning: a case report
A Van Langendonckt1, C Wyns, P A Godin
1Department of Gynecology, In Vitro Fertilization Unit, Catholic University of Louvain, Cliniques Universitaires St. Luc, Brussels, Belgium.
Fertility and Sterility
|November 1, 2000
Abstract
Objective:
To report a case of monozygotic twinning after atypical hatching of a human blastocyst.
Design:
Case report.
Setting:
University-based IVF program.
Patient(S):
A 33-year-old woman with tubal sterility.
Intervention(S):
Embryo transfer of a human blastocyst with atypical hatching.
Main Outcome Measure(S):
Development to the blastocyst stage, hatching process, follow-up of pregnancy.
Result(S):
Development of a monozygotic dichorial pregnancy.
Conclusion(S):
First report of an atypical hatching of a human blastocyst leading to dichorial monozygotic twinning.