Classification(2 According to the relation to uterine muscle Submucous (10 15%) Intramural(60%) Subserosal(20%) Few leiomyomas are actually of a single pure type hybrids 2003-11-32003-11-3 10 Classification（2） According to the relation to uterine muscle： • Submucous（10 ～ 15%） • Intramural（60 ～ 70%） • Subserosal（20%） Few leiomyomas are actually of a single “pure” type. — hybrids