Introduction:Clearly state the question directing the review, provide an overview of the problem, argue the case e.g need for a change in current practice or introduce a new area of practice. Include the search process,key words/ subject headings used, rational for the data base used, inclusion/exclusion criteria for the selection of literature. Main body:Critical appraisal on the subject,evaluate ideas within the literature, methodology,show relationship between the theory to practice.what additional knowledge has been contributed, what is known,its value and effect? Conclusion: Summarise the findings, consider how this will assist in practice, Is further research required in order to make a definitive conclusion related to the question. state reasons