超声诊断胎儿左侧大腿横纹肌肉瘤1例

Diagnosis of rhabdomyosarcoma in the left thigh of a fetus by ultrasound: report of one case

病例孕妇,25岁,孕1产0。孕30＋3周来我院行超声检查。超声显示：胎儿颅骨光环完整,双顶径8.13 cm,股骨长径5.82 cm,脊柱排列整齐,胎心搏动规律,羊水最大深径5.08 cm。胎儿左下肢形态异常,股骨长轴切面示：大腿明显增粗呈＂球形＂,肌肉内可见8.23 cm×6.32 cm低回声包块,形态尚规整,周围似见包膜征象（图1）,