横纹肌肉瘤是儿童最常见的软组织肿瘤。横纹肌肉瘤研究协作组 (intergroup rhabdomyosaromastudies,IRSs)确立了采用手术、化疗和放疗联合治疗方案的原则治疗这种疾病 ,虽然成功率有所增加 ,但病人的存活期仍取决于病变的 IRS手术和病理组别 ,而组别的划分取决于手术能否完全切 Rhabdomyosarcoma is the most common soft tissue tumor in children. The rhabdomyosarcoma research group (IRSs) established the principle of using a combination of surgery, chemotherapy, and radiation therapy to treat this disease. Although the success rate has increased, the patient’s survival still depends on the pathological IRS and pathology. Group, and the division of the group depends on whether the surgery can be completely cut