Day 3 Vs Day 5 Embryo Transfer. On the day of the egg retrieval you will start taking progesterone. By day 5 the embryo now called a blastocyst is about 70 100 cells.
A total of 2868 cycles were analysed. My doc generally prefers 3 day transfers. 39 and twinning 119 vs.
Not subjective 8 or higher is ideal quality of cells.
It was hoped that the day 5 embryo transfer would yield higher results for the ivf patient. Today we transferred two three day good quality embryos an update will follow in about 12 days. Transfer of embryos on day 3 or 5 showed similar implantation rates when equal numbers of embryos were transferred. This is the fifth day of the embryos life and is usually called the day 5 transfer.