[Laparoscopy in the differential diagnosis of causes of female infertility. I. Significance of the presence of ovulation stigma].

104 laparoscopy were performed in infertile women. Apart from the routine evaluation of organs of pelvis small the particular attention was drown to the presence of stigma on the surface of corpus luteum. The sigma was present in 41 cases (39.42%). It was shown that the presence of the stigma allows to recognize the examined infertile women as on ovulating one. It was also stated that the evaluation of the presence of the stigma is an important method in diagnosis of ovulation, particularly in the so-called unexplained infertility.