Objective To study the effect of intercostal bronchial artery embolization(BAE) with gelatinum sponge(GS) or polyvinyl alcohol(PVA) in treating acute massive hemoptysis.

• 目的探讨明胶海绵(GS)颗粒和聚乙烯醇(PVA)颗粒用于肋间支气管动脉内栓塞治疗急性大咯血的临床疗效。