The Diagnosis of MRI in the Primary Malignant Lymphoma of the Brain(11 Cases)

Objective To explore the diagnosis value of MRI in the primary malignant lymphoma of the brain. Methods 11 cases(7 males and 4 females) were performed by MRI examination before operation,all cases by plain and enhanced. Results There were some distinctive MRI appearances in the examination.The lesions usually involve the deep structures of the brain and have distinct borders,different size,round or oval in shape,without or slightly～medium edema around the tumor,hypo-intensity on T_ 1 WI and hyper-intensity ...