We report a 69-year-old man with high-degree atrioventricular block who developed a massive pulmonary air embolism with cardiopulmonary collapse during implantation of a permanent pacemaker.

• 我们报告一个患有高度心房心室传导阻碍的六十九岁男性，在置放永久性心律调整器时发生大量的肺动脉气体栓塞及心肺衰竭。