SUMMARY In a survey during a period of 3 years (1363 -1366), we have studied 15 Patients with diabetes insipidus due to accidents, measless and surgery. Finally, after this period we find that permanent diabetes insipid us was clear in (2 head. injury, 2 patients with head measle, and two after surgery for craniopharyngioma). In eight rest patients diabetes insipid us was temporary and subside...