摘要：

We have been treating many of our patients with roentgen radiation after operation for tumor of the brain. We have wondered what we were accomplishing and whether we should continue to follow the technic we now use or whether, on the basis of a review of the cases, we should make changes in the treatment. In the past eight years we have employed a fairly uniform technic, which has been planned by Dr. Sherwood Moore.TECHNICThe method employed has been essentially the same in each instance. Radiation has been delivered to the tumor bed through at least two surfaces of the head. The ports have usually been over the right and left sides, but if a cerebellar lesion was present a field directly over the occiput was often used. Single exposures have been delivered to each area, only one field being treated on one day. The dose has been

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