99mTc-MAA下肢深静脉显像和99mTc-DX下肢淋巴显像鉴别诊断患者不明原因下肢水肿1例报道
Chinese Journal of Laboratory Diagnosis(2017)
Abstract
核素下肢深静脉显像是通过足背静脉注入显像剂锝[99mTc]聚合白蛋白(99mTc-MAA)后,显像剂随回心血流流经小、中、大各级静脉,使其全程显影,从而可以观察到全程静脉血管的走行、形态及血流动力学功能性变化情况[1].锝[99mTc]右旋糖酐99mTc-DX淋巴显像对诊断肢体淋巴性水肿具有简便、快速、灵敏和无创伤性的特点[2].在观察淋巴管通畅和淋巴结功能方面较优越,对选择手术患者及术后疗效监测有独特的临床价值.近期我院收治了1例不明原因右侧下肢水肿患者,现报道如下.
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