MR Findings of Primary Central Nervous System Lymphoma in a Child

Abstract

MR imaging of a rare case of primary central nervous system lymphoma in a 12-year-old boy with headache and seizure is presented. MR imaging showed a mass lesion located in the corpus callosum. Diagnosis was made by stereotactic biopsy. the patient was treated with radiotherapy. Early control MR imaging showed a decrease in tumor size but after 12 months an increase in tumor size was detected.