Children's Cancer Foundation › About Childhood Cancer › Diagnosis and Treatment Glossary › Leiomyosarcoma
Leiomyosarcoma
A malignant tumour of smooth muscle, most commonly found in the uterus, stomach, small bowel, and at the base of the bladder. It is the second most common sarcomas of soft tissues. This tumour is rare in children, occurring most commonly in the bladder, prostate, and stomach.