A case of a rhabdomyosarcomatous uterine adenosarcoma with sarcomatous over
growth is presented. The rhabdomyosarcoma component constituted about 90% o
f the tumor. The patient died 5 years and 5 months after the operation. Rha
bdomyosarcomatous uterine adenosarcoma even with a sarcomatous overgrowth d
oes not seem to be more malignant than other adenosarcomas.