Pregnancy and Birth

ICSI (intracytoplasmic sperm injection) is arguably the biggest advance in assisted reproductive technology since the successful birth of Louise Brown, 21 years ago.

It is apparent that male infertility is associated with mild to moderate expansion of the CAG trinucleotide repeat in the transactivation domain of the androgen receptor gene.

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

OBGYN.net Conference CoverageFrom the 11th World Congress on Human Reproduction, June 2002

OBGYN.net Conference CoverageFrom the ESHRE 2001 Conference - Lausanne, Switzerland

Implantation is a complicated process that involves adequate preparation of the endometrium.

When a blastocyst expands with the growth of the blastocoel, it stretches and thins the zona pellucida (ZP), ultimately rupturing the ZP allowing the embryo to hatch free ready for implantation.

The routine transfer of cleavage stage embryos to the patient’s uterus on day 2 or 3 has two inherent drawbacks; firstly the embryo does not reside in the uterus at such time, and secondly, up to the 8-cell stage one is observing a cleaving oocyte, in that the majority of embryonic genes have not been activated.

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

The First World Congress On: Controversies in Obstetrics, Gynecology & InfertilityPrague, Czech Republic - 1999

Body Mass Index, Percent Body Fat, and Regional Body Fat Distribution in Relation to Leptin Concentrations in Healthy,Non-Smoking Postmenopausal Women in a Feeding Study

Questions this month have been answered by:Simon Kipersztok, MD, OBGYN.net Osteoporosis Editorial Advisor Alice Rhoton-Vlasak, MD, OBGYN.net Osteoporosis Editorial Advisor Barry L. Gruber, MD, OBGYN.net Osteoporosis Editorial Advisor