By God willing, the protocol of master thesis submitted by researcher/ Hanan Faried Maghawry- Demonstrator, Psychiatric Nursing Department, Faculty of Nursing, Assiut University- will be discussed on Tuesday, 26/9/2017, at 12:00 noon, at the conference hall of the college. Thesis Title: " Pre-operative anxiety and depression among patients undergoing hip or knee replacement at Assiut University Hospital "