MRI in the diagnosis of the fourth ventricular tumors

Objective To evaluate diagnostic value of MRI in detecting the fourth ventricular tumors.Methods MRI featuresof 39 cases of the fourth ventricular tumors confirmed pathologically were retrospectively studied.Results Themost common neoplasms were ependymo-ma and medulloblastoma and astrocytoma in the forth ventrie.Some tumors had specific patient's age.The origin of tumors and MRI features are very important to correct diagnosis of the fourth ventricular tumors.Conclusion MRI have very important differential diagnosis value for the fourthventricular tumors.