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横纹肌肉瘤 (rhabdomyosarcoma ,RMS)是儿童软组织肿瘤中常见的一种恶性肿瘤 ,约占儿童软组织肿瘤的 5 0 %以上 ,占 15岁以下儿童恶性肿瘤的 4 %~ 8%。依据其组织学特点可分为胚胎型 (embryonal) ,腺泡型 (alveolar)和多形型(pleom?
Rhabdomyosarcoma (RMS) is a common malignant tumor in children with soft tissue tumors, accounting for more than 50% of soft-tissue tumors in children and accounting for 4% -8% of malignant tumors in children under 15 years of age. According to their histological characteristics can be divided into embryos (embryonal), alveolar (alveolar) and pleomorphic (pleom?