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Optimal oocyte retrieval and embryo transfer techniques part 5

Approaches of oocyte recovery In the early days of IVF experimentation, abdominal laporatomy was performed to collect oocytes during tubal ligation procedures. Surgery would be scheduled immediately prior to expected ovulation, timed by basal body temperatures. Follicles were extracted by … Continue reading

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Optimal oocyte retrieval and embryo transfer techniques part 4

Approaches of oocyte recovery  Oocyte recovery aims to maximise the number of oocytes extracted from the ovarian follicles while minimizing the surgical risk to the patient. Optimizing this balance has driven the evolution of oocyte recovery techniques.

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Optimal oocyte retrieval and embryo transfer techniques part 3

In the nearly 40 years since the first successful human birth, ART has undergone continuous improvement. Significant advances have been made in oocyte fertilization and embryo culture , resulting in ever-increased treatment success. Often overlooked, however, have been the developments … Continue reading

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Optimal oocyte retrieval and embryo transfer techniques part 2

The history of assisted reproductive technology (ART) dates  back more than a century when Walter Heape, a professor at the University of Cambridge, reported the first case of embryo transfer in Rabbits in 1890s. Several decades later, Aldous Huxley conceptualized … Continue reading

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Optimal oocyte retrieval and embryo transfer techniques part 1

Oocyte  retrieval is most safely accomplished with conscious sedation via a transvaginal approach under ultrasound guidance with low-pressure aspiration. Follicle flushing has not been shown to improve outcomes. As the final step in embryo transfer is essential. Based on current … Continue reading

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In vitro fertilization basics part 44

Decisions Embryo freezing Unless you have ethical objections, they recommend you request to freeze any good quality ‘spare’ embryos. They culture spare embryos to day 5 so that only embryos that have demostrated their ability to keep developing are frozen. … Continue reading

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In vitro fertilization basics part 43

Decisions At what stage to transfer embryos? Embryos are usually transferred on day 3 or day 5 after egg collection. If there are several embryos of similar quality on day 3, then culturing to day 5 gives better information on … Continue reading

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In vitro fertilization basics part 42

Decisions How many embryos to transfer? The important facts to keep in mind are: Up to and including the age of  40, the chance of twins with two embryos back is around 25-30% Between the ages of 41 and 44, … Continue reading

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In vitro fertilization basics part 41

Decisions How many embryos to transfer? A woman’s body is designed to carry one baby at a time. As we mentioned before, twins are associated with 2-3 times more risk for both the mother and child for a broad range  … Continue reading

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In vitro fertilization basics part 40

Decisions You and your doctor will need to make several decisions about your in vitro fertilization cycle before you start treatment. There are recorded in the doctor’s management plan, and those with an ethical aspect are also recorded in your … Continue reading

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