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患者男,45岁。发现左大腿前内侧包块2年余,无疼痛不适,因2周前自觉略有疼痛感而入院。骨科专科体检:左大腿中下段前内侧见一大小约16 cm×16 cm包块,皮肤色泽正常,无静脉怒张,局部皮温不高;触诊质硬,活动度差,与周围组织无明显粘连,边界不清,无明显压痛,左膝关节活动尚可,末梢感觉及血运正常。X线检查示:左股骨中下段见云絮状密度增高影,边界
Male patient, 45 years old. Found that the medial mass of the left thigh more than 2 years ago, no pain and discomfort, because 2 weeks ago consciously slight pain and admission. Orthopedic examination: the middle of the left thigh before the medial see a size of about 16 cm × 16 cm mass, normal skin color, no venous anger, local skin temperature is not high; palpation of hard, poor mobility, and the surrounding tissue without Obvious adhesions, the border is unclear, no significant tenderness, left knee joint activity, peripheral sensory and normal blood supply. X-ray examination showed: the middle and lower femur, see the clouds flocculus density increased shadow, the border