Pneumonia is the common respiratory infectious disease in Children, but the Child severe pneumonia, the important etiological factor that can induce many complications especially systemic inflammatory response syndrome (SIRS) and multiple organ dysfunction syndrome (MODS), is a critical illness that threatens Children'health and life. The development of the basic and clinical medicine contributes much to the furthering prevention and improvement of clinical treatment level on child severe pneumonia.But the etiology variation and incorrect clinical monitoring and intervention, also influence the diagnosis and treatment.Exploring several questions about severe pneumonia in philosophical thinking can be made a new direction for the pediatric clinical practicability.