“…It is linked on the one hand, to the presence of mechanical obstacle: the occlusion of the tubal ostia, and / or the complete stenosis of the uterine cavity, or of the cervical canal, can impede the migration of the spermatozoa and the implantation of the egg. 19 On the other hand, the alteration of the adjacent endometrium by lack of hormonal receptivity as well as its vascular degradation prevents the proper course of implantation and placentation. In uterine synechiae, menstrual disorders dominated by amenorrhea, oligomenorrhea, and hypomenorrhea are common, and usually after infertility, constitute the second circumstance of discovery of synechia.…”