Illustration of the causes of female infertility. On the left, illustration of the female genital organs. Top right, illustration of various Fallopian tube pathologies: obstruction of the tube, phimosis of the tube infundibulum, external compression caused by an ovarian cyst, compression caused by a fibroma and deviation of the tube. Below, illustration of various pathologies of the uterus: endometriosis (abnormal presence of fragments of endometrium outside the uterus, seen here in uterine muscle tissue), myoma (benign tumor of uterine muscle tissue). On the side, illustration of pathologies of the ovaries: ovulatory insufficiency, polycystic ovaries, luteal insufficiency (insufficiency in the rate of progesterone produced by the corpus luteum, which leads to a lack of stimulation in the Fallopian tubes, an endometrium that is not adapted to the implantation of the egg, and miscarriages).