Objective To evaluate MRI diagnostic value in centraldiabetesinsipidus, and discuss its pathogenesis.
目的评价MRI对中枢性尿崩症的诊断价值，探讨中枢性尿崩症的发病机理。
2
Centraldiabetesinsipidus is usually idiopathic, but can also be caused by head trauma or tumors of the brain.
中枢性尿崩症通常是特发性的，但也能由头部创伤或脑肿瘤引起。
3
Conclusion Minirin is equal to pituitrin in water deprivation test for the diagnosis of centraldiabetesinsipidus. Minirin replacing pituitrin in water deprivation is feasible.