Study Objective To study the ovarian response to surgical treatment of deep infiltrative endometriosis (DIE) in women of reproductive age. Design Prospective cohort-controlled study. Setting Surgical treatment of patients was performed by laparoscopic access using a standard closed technique under conditions of endotracheal anesthesia. Patients or Participants The main cohort was 70 women of reproductive age who underwent surgery for DIE. The comparison group consisted of 50 fertile women who underwent plastic surgery on the uterus. Interventions Surgical treatment of the patients of the main group consisted in maximum excision of foci of DIE and enucleation of endometrioid ovarian cysts. Measurements and Main Results Before and 6 months after surgery underwent determination of the level of anti-Müllerian hormone (AMH), follicle-stimulating hormone and estradiol in the blood by enzyme immunoassay, as well as counting the number of antral follicles (AFC) in the ovaries by transvaginal ultrasound. The baseline AMH level was significantly lower in patients with DIE (2.4±2.1 ng/ml) than in the comparison group (3.8±3.2 ng/ml), p<0.05. Surgical treatment of DIE led to a significant decrease in the level of AMH, the average level of AMH in patients of the main group 6 months after surgery was 1.6±1.6 ng/ml compared with the initial level of 2.4 ng/ml, p<0,05. In the patients of the comparison group after surgery the AMH level remained at the initial level (3.8±3.2 ng/ml). The initial AFC according to transvaginal ultrasound was also significantly lower in the main group (8.3±4.5) than in the comparison group (11.8±4.1), p<0.001. After surgical treatment of DIE, there was a slight decrease in the AFC according to ultrasound (7.2±3.5), but the difference with the preoperative level did not reach statistical significance. Conclusion Surgical treatment of DIE leads to a decrease in the initially compromised ovarian reserve in patients of reproductive age. To study the ovarian response to surgical treatment of deep infiltrative endometriosis (DIE) in women of reproductive age. Prospective cohort-controlled study. Surgical treatment of patients was performed by laparoscopic access using a standard closed technique under conditions of endotracheal anesthesia. The main cohort was 70 women of reproductive age who underwent surgery for DIE. The comparison group consisted of 50 fertile women who underwent plastic surgery on the uterus. Surgical treatment of the patients of the main group consisted in maximum excision of foci of DIE and enucleation of endometrioid ovarian cysts. Before and 6 months after surgery underwent determination of the level of anti-Müllerian hormone (AMH), follicle-stimulating hormone and estradiol in the blood by enzyme immunoassay, as well as counting the number of antral follicles (AFC) in the ovaries by transvaginal ultrasound. The baseline AMH level was significantly lower in patients with DIE (2.4±2.1 ng/ml) than in the comparison group (3.8±3.2 ng/ml), p<0.05. Surgical treatment of DIE led to a significant decrease in the level of AMH, the average level of AMH in patients of the main group 6 months after surgery was 1.6±1.6 ng/ml compared with the initial level of 2.4 ng/ml, p<0,05. In the patients of the comparison group after surgery the AMH level remained at the initial level (3.8±3.2 ng/ml). The initial AFC according to transvaginal ultrasound was also significantly lower in the main group (8.3±4.5) than in the comparison group (11.8±4.1), p<0.001. After surgical treatment of DIE, there was a slight decrease in the AFC according to ultrasound (7.2±3.5), but the difference with the preoperative level did not reach statistical significance. Surgical treatment of DIE leads to a decrease in the initially compromised ovarian reserve in patients of reproductive age.
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