Abstract
Background:  Ostomy nurses should be able to provide nursing  care not only on physiological problems but also 
other problems related to the ostomy.  Aim of the study:  To  evaluate the effect of nursing instructions  on self-care for colostomy patients.  Hypothesis:  The application of  nursing instructions  will have a positive effect on self-  care for  colostomy  patients.  Research  design:  Quasi‑experimental  study  design  (pre–post  test)  was  used.  Subjects: Thirty adult patients from both sex  with abdominal operations treated by colostomy  .Setting: The study was carried out  at  General  Surgery  Departments  of  Assuit  University  Hospital.  Tools:  (I)  Pre-post  colostomy  knowledge questionnaire ,Tool (II):  Pre-post  observation checklist for colostomy self-care practices and  Tool (III): The Ostomy Self‐Care Index (OSCI).  Result:  A highly significant statistically difference was found regarding total knowledge, practice  and  (OSCI)  scores  of  the  studied  sample  pre  and  post(Immediate  and  one  month)  implementation  of colostomy nursing instructions (p=.001**). Conclusion: It was concluded that implementation of colostomy nursing instructions  had  statistically  significant  positive  effect  on  patient's  knowledge  and  self -care  practices.Recommendation:  The patients should be included in program provided by ostomy care team for improving self care, prevention and treatment of physical and psychological complications.
Keywords: Nursing Instructions, Self care & Colostomy Patients.