childhood rhabdomyosarcoma treatment pdq treatment patient information nci nci

Childhood rhabdomyosarcoma is a disease in which malignant (cancer) cells form in muscle tissue. Rhabdomyosarcoma is a type of sarcoma. Sarcoma is cancer of soft tissue (such as muscle), connective tissue (such as tendon or cartilage), or bone. Rhabdomyosarcoma usually begins in muscles that are attached to bones and...