吸烟是心血管疾病的主要危害因素之一。许多流行病学报告指出组织缺血性疾病死亡率的增加与吸烟有关。虽然目前关于吸烟伤害血管功能的病生理机制尚未阐明,但吸烟可增加血中一氧化碳的浓度。近年来有些人注意到烟碱对心血管内PG的生 Smoking is one of the major hazards of cardiovascular disease. Many epidemiological reports indicate that increased mortality from ischemic disease is associated with smoking. Although the current physiological mechanism of the disease on the vascular injury caused by smoking has not been elucidated, smoking can increase the concentration of carbon monoxide in the blood. In recent years, some people noticed nicotine on the cardiovascular PG