![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
大量咯血是指()
A.一次咯血量﹥100ml
B.24h咯血量﹥100ml
C.一次咯血量﹥500ml
D.24h咯血量﹥300ml
E.24h咯血量﹥500ml
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
E、24h咯血量﹥500ml
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.一次咯血量﹥100ml
B.24h咯血量﹥100ml
C.一次咯血量﹥500ml
D.24h咯血量﹥300ml
E.24h咯血量﹥500ml
E、24h咯血量﹥500ml
A.痰中带血
B.少量咯血
C.中等量咯血
D.大量咯血
E.不能确定,需进一步评估
A.一次咯血量超过100ml,或者24小时内咯血量超过600ml以上者
B.一次咯血量超过50ml,或者24小时内咯血量超过500ml以上者
C.一次咯血量超过100ml,或者24小时内咯血量超过500ml以上者
D.一次咯血量超过100ml,或者24小时内咯血量超过800ml以上者