Ewing sarcoma/primary neuroectodermal tumors are rare,invasive,and small round blue cell tumors.There are few reports of its occurrence in the urinary system.He
Primary meningeal melanocytoma(MM)in the cerebellopontine angle(CPA)region is an extremely rare neoplasm that originates from the melanocytes in the leptomening
Objective The aiom of this study was to study the efficacy and safety of berberine as a prophylactic treatment of acute radiation proctitis in postoperative pat