What “characteristics” does the lab look at when identifying the best embryo to place back?
Thursday, March 26th, 2009Generally the following:
- Normal fertilization
- The rate at which they develop
- Where they are from a development point of view on either day3 or 5 ( Cell number or morphology depending whether day 3 or 5)
- The percentage of fragmentation within the embryo
- The thickness of the Zonb Pellucida (“shell”)
- Week 32 answers kindly provided by Dr. Stephan Volschenk -





