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Materials and Methods Of the 90 cases with lung cancer or hemoptysis, hard copies ( films) of BA DSA were reviewed in 48 cases to analyze if there is enhancement of the other BAs ( the opening and the route) by collateral circulation.
资料与方法对90例肺癌或咯血病例中的48例的支气管动脉DSA图像进行分析,观察有无通过侧支吻合显示其他支气管动脉开口和走行;
Concept: The fraction of unchanged drug reaching systemic circulation following administration by any route.
经任何给药途径给予一定剂量的药物后到达全身血循环内药物的百分率.
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