岭南地区221例H3N2流感病毒感染患者的临床特征分析

Clinical features and analysis of 221 cases of H3N2 flu virus infection in Lingnan area

目的探讨岭南地区H3N2流感病毒感染患者的临床特点。方法对221例H3N2流感病毒感染患者的临床特征进行回顾,采用描述性统计方法对其发病特征进行分析。结果 221例甲型H3N2流感病毒感染以21岁~30岁的青壮年人群为主,发病季节高峰在夏季（6月-8月）为多,均以发热为主,流感样症状较明显,阳性体征以不同程度的咽部充血及扁桃体肿大为主,血常规检查白细胞多数在正常范围。结论岭南地区H3N2流感病毒感染表现出普通流行性感冒的症状和特点,应加强病原学检测及监测,规范抗病毒治疗。

Objective To investigate the clinical characteristics of H3N2 influenza virus infection in Lingnan area. Methods The clinical features of 221 patients infected H3N2 flu virus were retrospectively analyzed,and the descriptive statistics method was used to analyze its pathogenesis characteristics. Results 221 cases of H3N2 influenza virus infection mostly happened on young adults at the age of 21- 30,and H3N2 virus infection more likely happened in summer（ June- August）. The main symptoms was fever and the flu- like symptoms was obvious. Some positive characteristics were mainly with pharyngeal hyperemia or tonsil swollen,and most white cells were in the normal range in the blood normal test. Conclusion H3N2 flu virus infection cases showed ordinary influenza symptoms and characteristics in Lingnan area,etiology detection and monitoring should be strengthened,and the antiviral treatment should be in standard.