Pediatric early warning score is instrument have been developed for early
identification of warning signs in pediatric oncology. Pediatric oncology nurses are involved in all
aspects of cancer care, from initial detection to providing physical and emotional support
throughout treatment. Aim of the study was to evaluate the effect of implementing early warning
scoring tools on early detection of abnormal signs in pediatric oncology unit. Setting: This study
was conducted in oncology unit at Benha specialized pediatric hospital affiliated to general
secretariat of specialized medical centers in Benha city. Design: A quasi experimental design was
utilized for conducting the current study (pre /immediate post and follow up). Sampling: All
available nurses (40) who work in oncology unit from the previous mentioned setting. Data
collection Tools: Tool 1: A structured interview questionnaire for assessing nurses’ characteristics
and knowledge about pediatric early warning scoring tools. Tool II: Observational checklist for
nurse's practice regarding application of warning signs scale. Tool III: Pediatric Early warning
scoring tool. Results: There was a highly statistically significant improvement in nurses'
knowledge, and practice regarding early detection of abnormal signs in oncology unit post and
follow-up implementation of pediatric early warning scoring tools. Conclusion: Pediatric early
warning score implementation improved nurses' knowledge, and practice regarding early detection
of abnormal pediatric signs in oncology unit.