A catastrophe such as an earthquake, hurricane, tornado, fire or flood acts is frightening to children and adults alike. Several factors affect a child's response to a disaster. Pediatric nurses play a significant role care of children who suffer from Post Traumatic Stress Disoreder (PTSD). Professional nursing care of children affected by a disaster can help prevent or minimize PTSD. In this manuscript will be discussed care of child and family who develop Post Travmatik Stress Disorder related to natural disasters(earthquake) through sample case. Analysis of cases conducted according to Marjorie Gordon's Functional Health Patterns.