【单选题】
患者,男,65岁,因头晕胸闷一周入院,心电图诊断为()<br/><img src="https://nimg.ppkao.com/STUploads/2022/5/28/Images/32d02bd79eee4cb7b8cc8b25f65d9c5c.png?sign=9d960eba91cfd05e2d7e6f7085c106ac&t=62e29b8c"/>
A、II度I型房室传导阻滞
B、II度II型房室传导阻滞
C、III度房室传导阻滞
D、III 度窦房传导阻滞