低血压是指
A收缩压低于60mmHg,舒张压低于30mmHg
B收缩压低于70mmHg,舒张压低于40mmHg
C收缩压低于80mmHg,舒张压低于50mmHg
D收缩压低于90mmHg,舒张压低于60mmHg
E收缩压低于100mmHg,舒张压低于70mmHg
A收缩压低于60mmHg,舒张压低于30mmHg
B收缩压低于70mmHg,舒张压低于40mmHg
C收缩压低于80mmHg,舒张压低于50mmHg
D收缩压低于90mmHg,舒张压低于60mmHg
E收缩压低于100mmHg,舒张压低于70mmHg