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고혈압 환자에서 좌심실비대가 심실성 부정맥 발생에 미치는 영향
배우형(Woo Hyung Bae),이현국(Hyeon Gook Lee),박융인(Yoong In Park),박용현(Yong Hyun Park),오현명(Hyun Myung Oah),임종훈(Jong Hoon Lim),안병재(Byung Jae An),김성호(Seong Ho Kim),전국진(Kook Jin Chun),홍택종(Taek Jong Hong),신영우(Yung 대한내과학회 1999 대한내과학회지 Vol.56 No.4
Objectives:Left ventricular hypertrophy(LVH) increases the risk of sudden death in hypertensive patients and this is known due to ventricular arrhythmias. Thus, author studied the relationship between LVH as a hypertensive target organ damage and ventricular arrhythmias. Methods:24-hour ambulatory electrocardiographic monitoring, measurement of microalbumin in 24-hour urine and fundoscopic examination were performed on 100 hypertensives (50 patients without LVH and 50 patients with LVH on EKG) who admitted Pusan National University Hospital. Results:In patients with LVH, ventricular extrasystoles occurred more frequently than without LVH(p<0.05) and ventricular couplet and ventricular tachycardia were more common but statistically not different. Microalbuminuria and hypertensive retinopathy were more severe in patients with LVH than without LVH(p<0.05 and p<0.01, respectively). Conclusion:Of the ventricular arrhythmias, ventricular extrasystole but not ventricular couplet and ventricular tachycardia occurred more frequently in patients with LVH than without LVH. Thus, prospective study with long-term follow up should be done to establish the relationship between hypertensive LVH and cardiovascular mortality, especially sudden death. And, further study should be done to make the relationship between reduction in LVH with antihypertensive therapy and reduction in LVH-associated ventricular arrhythmias.