In view of the complexity of the IVF method and the diversity of causes of infertility, obstacles may occur at each step of treatment (hormonal stimulation, determination of ovulation time, oocyte pick-up, fertilization, embryonic cell division, embryo transfer).

Therefore, in some cases and for various reasons, the medical team may decide to interrupt or postpone treatment.

CHU Saint-Pierre, Université Libre de Bruxelles
UMC Sint-Pieter, Vrije Universiteit Brussel
Saint-Pierre University Hospital, Free University of Brussels