Endometrial receptivity infection and endomertijalnata

Endometrial receptivity endomertijalnata infection and can not be seen or measured in ultrasonographic examination.
Image contains samples of endometrial co culture with three different patients on the same day.
The patient no. 1 can see a clean copy without infection while pacintkite no. 2 and no. 3 has endometrial infection that can affect a decrease in endometrial receptivity or cause failure inplantacija embryo.