RESUMEN
Uterine leiomyoma is a benign solid tumor of smooth muscle and the most common type of gynecological tumor. It occurs in approximately 25-30% of women over 30 years old. Studies have shown that the growth of uterine leiomyma was related to estrogen, cousidering the effect of CYP1A1 gene in estrogen metabolism, this study was done to evaluate the association of CYP1A1 [Ile462Val] polymorphisms with uterine leiomyoma in Charmahal va Bakhtiari women. In this case - control study, 156 non menopause women with the age ranges of 17-57, with clinically diagnosed uterine leiomyoma and 151 healthy normal subjects were investigated. The Ile462Val [A