text: 赘生物由血小板、白细胞、红细胞、纤维蛋白、胶原组织和致病微生物等组成，心脏瓣膜的赘生物可致瓣膜溃疡、穿孔，若累及腱索和乳头肌，可使腱索缩短及断裂瓣环和心肌时，可致心肌脓疡室间隔穿孔动脉瘤等，大的或多量的赘生物可堵塞瓣膜口或肺动脉，致急性循环障碍。
entities.entity: 血小板
entities.label: bod
entities.entity: 白细胞
entities.label: bod
entities.entity: 红细胞
entities.label: bod
entities.entity: 纤维蛋白
entities.label: bod
entities.entity: 胶原组织
entities.label: bod
entities.entity: 心脏瓣膜
entities.label: bod
entities.entity: 赘生物
entities.label: bod
entities.entity: 瓣膜溃疡、穿孔
entities.label: sym
entities.entity: 腱索
entities.label: bod
entities.entity: 乳头肌
entities.label: bod
entities.entity: 腱索
entities.label: bod
entities.entity: 腱索缩短及断裂
entities.label: sym
entities.entity: 瓣环
entities.label: bod
entities.entity: 心肌
entities.label: bod
entities.entity: 心肌
entities.label: bod
entities.entity: 心肌脓疡
entities.label: sym
entities.entity: 室间隔
entities.label: bod
entities.entity: 室间隔穿孔
entities.label: sym
entities.entity: 动脉瘤
entities.label: sym
entities.entity: 赘生物
entities.label: bod
entities.entity: 瓣膜口
entities.label: bod
entities.entity: 肺动脉
entities.label: bod
entities.entity: 急性循环障碍
entities.label: bod