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患儿男,13岁。因右大腿下端肿物5~+月入院。5~+月前右股骨下端因砸伤横折,经当地医院行“弓”形针内固定术,术后即发现右大腿下端内侧有一鸡蛋大肿物,界限不清,无症状,肿物逐渐增大,在外院两次针吸活检未见肿瘤。入院前该肿物增至儿头大小。查体:体温36℃,脉搏84,血压100/60,表浅淋巴腺未触及。心、肺(-),肝、脾未触及。右大腿
The boy is 13 years old. Due to the mass of the lower leg of the right thigh, he was admitted to hospital from 5 to + months. 5~+ months ago, the lower part of the right femur was transected due to bruises. The bow-shaped needle internal fixation was performed by the local hospital. After the operation, it was found that there was a big egg mass inside the lower part of the right thigh. The boundary was unclear, asymptomatic, and the tumor was Gradually increased, no needles were seen in two needle biopsies in the external hospital. The mass increased to the size of the child’s head before admission. Physical examination: body temperature 36°C, pulse 84, blood pressure 100/60, superficial lymph glands not touched. Heart, lung (-), liver, spleen not touched. Right thigh