目的：探讨冠状动脉三支病变与危险因素之间的关系。
Objective: to explore the relationship between the risk factors and three vessel coronary artery lesions.
目的分析冠状动脉三支病变的临床特点，为该类患者的治疗提供理论依据。
Objective to study the clinical characters of coronary artery triple vessel lesion, and to provide a theoretical basis for the therapy to the disease.
选择性冠状动脉造影示：单支血管病变4例，双支血管病变21例，三支血管病变90例，单纯左主干病变13例。
Coronary angiography showed single - vessel disease in 4 cases, double-vessel disease in 21 cases, triple-vessel disease in 90 cases, single LM disease in 13 cases.
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