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静脉结石是静脉内钙化的凝结物，是血栓的结果。在此种病例，静脉结构有一向结石延伸的软组织密度尾样表现，作者将其称为“尾征”。本文的目的是确定该尾征在鉴别盆腔静脉结石与输尿管结石中的敏感性和特异性。 １９９５年８月～１９９６年１０月，因急性胁腹痛就诊急诊科的２
Venous calculus is a coagulation of intravenous calcifications that is the result of thrombosis. In such cases, the venous structure has a soft tissue density tail-like appearance that extends to the stone, which the authors refer to as the “tail sign.” The purpose of this paper is to determine the sensitivity and specificity of this tail sign in identifying pelvic venous calculi and ureteral calculi. August 1995 ~ October 1996, due to acute abdominal pain treatment of emergency department 2