Abstract:

Acute respiratory infection in children is a common clinical disease and is an important cause of death in children. Viral infection plays an important role in acute respiratory infection. Most virus infections have no specific clinical characteristics，but some have. To be familiar with the clinical features of different virus infection is significant for early clinical diagnosis，prompt identification of pathogens and rational drug use.

Key words: acute respiratory infection, virus, clinical features, child

摘要：

儿童急性呼吸道感染是临床的常见病， 是导致儿童死亡的一个重要原因， 病毒感染在其中占有重要地位。绝大多数病毒感染无特异性临床特征， 但也有部分病毒感染临床表现特征性较强。熟悉不同病毒感染的临床特征对于临床早期及时的明确病原以及合理用药有着深远的意义。

关键词: 急性呼吸道感染, 病毒, 临床特征, 儿童