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目的：探讨目前广州地区急性病毒性肝炎的血清流行病学特征。方法：对７４３例散发性急性病毒性肝炎的病原学分型和流行病学特点进行综合分析。结果：７４３例中，甲、乙、丙、戊型分别占４５．２％、７．５％、１０％和３５．７％，甲型加戊型、未定型各占０．８％。重叠感染有２１４例（２８．８％），甲、乙、丙、戊型肝炎重叠感染发生率分别为２３．５％、３．６％、１６．２％和４５．７％，其中与慢性乙型肝炎（乙肝）病毒重叠感染占９１．１％。青少年组甲型肝炎（甲肝）占８５．３％，老年组戊型肝炎（戊肝）占７８％。春季（３～５月）发病人数占４１．６％。结论：甲型和戊型肝炎为近年广州地区急性病毒性肝炎最常见的类型，急性乙肝患病人数已大大下降。
Objective: To explore the current epidemiological characteristics of acute viral hepatitis in Guangzhou. Methods: A total of 743 cases of sporadic acute viral hepatitis etiological classification and epidemiological characteristics of a comprehensive analysis. Results: Among 743 cases, A, B, C and E accounted for 45.2%, 7.5%, 10% and 35.7%, respectively. There were 214 cases (28.8%) of overlapping infections and 23.5%, 3.6%, 16.2% and 45.7% of the cases of overlap infection of A, B, C and E, respectively, Hepatitis B (hepatitis B) virus overlap infection accounted for 91.1%. Hepatitis A (85.3%) in adolescent group and 78% (Hepatitis E) in elderly group. Spring (March to May) accounted for 41.6% of the number of patients. Conclusion: Type A and E hepatitis are the most common types of acute viral hepatitis in Guangzhou in recent years, and the number of acute hepatitis B patients has dropped significantly.