Smoking also creates a higher risk for peripheral artery disease and aortic aneurysm. It increases the risk of recurrent coronary heart disease after bypass surgery, too.
吸烟同时还极大地增加了产生外周动脉疾病和主动脉瘤的风险，以及增加经常性冠心病搭桥手术后的风险。
2
However, when a major artery is blocked, signs and symptoms may be severe, such as those occurring with heart attack, stroke, aneurysm, or blood clot.
然而，当主要的动脉被堵塞时，体征和症状就会严重，例如它会伴有心脏病发作，中风，动脉瘤，或者血栓。
3
A cross section through the heart reveals a ventricular aneurysm with a very thin wall at the arrow. Note how the aneurysm bulges out.