Leiomyoma of uterus

**Definition:** A well-circumscribed benign smooth muscle neoplasm of uterus characterised by the presence of spindle cells with cigar-shaped nuclei, interlacing fascicles, and a whorled pattern.

**Long definition:** Leiomyoma of uterus is benign smooth muscle neoplasm of uterus, that typically originate from the myometrium. The disease is usually clinically not significant, but may present symptoms including bleeding, pain, pressure sensation, or infertility by the location, number, size of the mass.

**Inclusions:** - Fibromyoma of uterus - Leiomyoma of cervix uteri - Parasitic leiomyoma - Pedunculated leiomyoma

**Exclusions:** - Benign non-mesenchymal neoplasms of uterus - Leiomyoma of ovary - Leiomyoma of fallopian tube - Leiomyoma of broad ligament - Leiomyoma of vagina - Leiomyoma of vulva