幼儿腹膜后巨大神经纤维瘤常规超声及超声造影表现1例
Journal of Clinical Ultrasound in Medicine(2020)
Abstract
患儿男,4岁,因"排便困难半个月,腹痛伴发热8d"入院.体格检查:腹稍膨隆,未见胃肠型、蠕动波,腹软,无压痛,右腹部可探及一较大的实性肿物.实验室检查:肿瘤四项、神经元特异性烯醇化酶(NSE)及铁蛋白等均未见异常.超声检查:脐右上向盆腔延伸至膀胱后方可探及一范围约12.0 cm×8.0 cm× 2.1 cm扁片状低回声,部分边界清,内可探及短带状血流信号(图1,2),部分肠管受压向左后方移位,部分肠袢呈团状,蠕动缓慢.超声提示:腹腔占位性病变(倾向脂肪母细胞瘤).超声造影检查:动脉相快速强化,病灶范围较大,内可见蛇行血管,静脉相快速廓清呈低增强(图3,4).
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