Radiofrequency Ablation of Adenomyosis

Inclusion Criteria: * planning to undergo an abdominal, laparoscopic, or robotic-assisted hysterectomy due to benign conditions * uterus \< 16 weeks gestational size if undergoing a laparoscopic or robotic procedure (no size limit for patients planning to undergo a transabdominal hysterectomy) * at least one area of focal or diffuse adenomyosis or adenomyomas that is/are contralateral to any fibroids as determined by MRI * able to provide informed consent * suitable candidates for surgery (have passed a standard pre-operative health assessment) * English speaking Exclusion Criteria: * require emergent hysterectomy or vaginal hysterectomy * have a uterus \> 16 weeks gestational size if undergoing a laparoscopic or robotic procedure (no size limit for patients planning to undergo a transabdominal hysterectomy) * have fibroids in the proximity of the target adenomyosis (same side, similar location) * are not appropriate surgical candidates as determined during pre-operative health assessment * are unable or unwilling to undergo a hysterectomy * are pregnant or lactating * are under the age of 18 years * have active pelvic inflammatory disease * have a history of gynecologic malignancy within the past 3 years * are unable to give informed consent * have an implantable uterine or fallopian tube device for contraception * are not English speaking