儿童期出疹性疾病为常见病。细菌、立克次体、寄生虫、病毒或药物过敏均可引起皮疹,甚至皮疹为临床唯一的表现。同一形态的皮疹可见于不同的疾病,如链球菌感染、金黄色葡萄球菌感染均可出现猩红热样皮疹;同一疾病也可出现不同形态的皮疹,如病毒感染时可以出现丘疹、疱疹或多形红 Childhood rash disease is a common disease. Bacterial, rickettsia, parasites, viruses or drug allergies can cause rashes, and even rash as the only clinical manifestations. The same form of rash can be found in different diseases, such as streptococcal infection, Staphylococcus aureus infection can occur scarlet fever-like rash; the same disease can also occur in different forms of rash, such as viral infection may occur papules, herpes or red