To summarize the first aid and nursing experience of a child with influenza A combined with recur- rent episodes of A-S syndrome. For the child with malignant arrhythmia，critical and rapid progress of the disease， weadopted rapid diagnosis of A-S syndrome，track maintenance team resuscitation，establishment of multidisciplinary team to develop scientific diagnosis and treatment and nursing plan. After 15 d，the condition was stable and the patient was discharged. After follow-up within half a year，the child had a good prognosis.