Insertion of Mirena after Endometrial Resection in Patients with Adenomyosis

To evaluate the efficacy of Mirena, a levonorgestrel-releasing intrauterine device, after endometrial resection for treatment of menorrhagia caused by adenomyosis.Open, randomized, observational study (Canadian Task Force classification II-2).Private hospital.Ninety-five women.Endometrial resection, after which control patients received no further treatment and study patients had Mirena inserted immediately after the procedure.The rate of amenorrhea after 1 year was significantly higher in the Mirena group. Nineteen percent of women in the control group had a second procedure to control bleeding compared with none in the Mirena group.Insertion of Mirena after endometrial resection is effective treatment for menorrhagia caused by adenomyosis and has very few adverse effects.