Human Reproduction, Vol. 16, No. 7, 1469-1472,
July 2001
© 2001 European Society of Human Reproduction and Embryology
Pregnancy after cytoplasmic transfer in a couple suffering from idiopathic infertility: Case report
1 Centre for Reproductive Biology, Clinica Villa Del Sole, Via Manzoni, 15, 80123 Naples, 2 Dipartimento Clinico di Emergenza Ostetrica e Ginecologica e Medicina della Riproduzione, Azienda Universitaria Policlinico, Università degli Studi `Federico II', Via S. Pansini, 5, 80131 Naples, 3 Clinica Ruesch, Via Maria Cristina Di Savoia, 39, 80123 Naples and 4 Istituto di Clinica Ginecologia, II Università di Napoli, Largo Madonna delle Grazie, 80128 Naples, Italy
Couples suffering from idiopathic infertility are among the most difficult to treat in IVF cycles due to the unknown cause of failure to reproduce. This can lead to years of unsuccessful attempts to conceive and often the abandonment of treatment. In some couples, the only observable problem is the development of poor quality embryos. In this case report, we describe the successful use of cytoplasmic donation in a couple where the high level of embryo fragmentation and poor embryo development was thought to be the unique cause of failure to conceive after intracytoplasmic sperm injection (ICSI). We noted a strong reduction in embryo fragmentation and a consequent increase in embryo quality after the treatment. Transfer of four of the embryos receiving donor cytoplasm led to a pregnancy with two gestational sacs and the birth of healthy twins.
Key words: apoptosis/cytoplasmic transfer/IVF/oocyte reconstruction/preimplantation embryo
5 To whom all correspondence should be addressed. E-mail: dale{at}interfree.it
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