IVF Research Today is a free monthly online journal that collates and summarizes the latest research about IVF, including details on in vitro fertilization, infertility, treatment, procedure, pregnancy, success rates.

Sequential embryo assessment outperforms investigator-driven morphological assessment at selecting a good quality blastocyst.

Neuber E, Mahutte NG, Arici A, Sakkas D

Center for Reproductive Medicine and Infertility, Yale University School of Medicine, New Haven, Connecticut, USA. neuber@uchc.edu

Two selection methods (morphology-only and a sequential embryo assessment algorithm) were compared within the same IVF clinic to determine which method best identifies the embryos on day 3 that will develop into the highest quality on day 5. The sequential embryo assessment algorithm was significantly better at selecting the best embryo and selecting a blastocyst compared with the morphology-only method.

Published 27 February 2006 in Fertil Steril, 85(3): 794-6.
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