53
Participants
Start Date
February 1, 2017
Primary Completion Date
May 30, 2018
Study Completion Date
December 30, 2018
MTX
MTX 15 mg,via lumbar puncture,once per week, 4 weeks in total
Ara-C
Ara-C 50mg,via lumbar puncture,once per week, 4 weeks in total
Radiotherapy
The sites of symptomatic disease, bulky disease observed on MRI, including the whole brain and basis cranii, 40 Gy in 20 fractions;and/or segment of spinal canal received 40-50 Gy in 20-25 fractions.
The First Hospital of Jilin University, Changchun
The First Hospital of Jilin University
OTHER