下消化道出血术前影像:放射性核素显像
时间:2020-11-08 14:17来源:未知 作者:Mr.Editor
RADIONUCLIDE IMAGING (Tc99 RED CELL LABELING) 放射性核素显像(鍀99红细胞标记) MOST SENSITIVE IMAGING METHOD (0.1 mL/min) 最敏感的方法(0.1ml/分钟) INAPPROPRIATE IN ACUTE SETTING 不适合急诊 MAINLY USED FOR INTERMITTENT BLEEDING 主要用于间
RADIONUCLIDE IMAGING (Tc99 RED CELL LABELING)
放射性核素显像(鍀99红细胞标记)
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最敏感的影像学方法 Most sensitive imaging method,(0.1ml/分钟)
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花费时间 Time consuming
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不能够精确定义出血的解剖来源 It is not able to define precisely the anatomic source of the bleeding
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不适合急诊 INAPPROPRIATE IN ACUTE SETTING
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适合隐匿性和间断消化道出血 Indicated for Obscure and Intermittent GI Bleeding
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适合当内镜或MDCT为阴性时候 Indicated when findings of endoscopy and MDCT are negative
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Tc99m RBC 0’04-0’1 ml/min
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MDCT 0.2-0.3 ml/min |
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DSA 0.5-1 ml/min |
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Kuhle WK Radiology 2003
Valek V CViR 2013
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