The broad topic under discussion, the Surgery of Brain Tumors, has many aspects—so many in fact that merely to touch upon all of them would be impossible in a single session. I shall endeavor therefore to confine myself solely to that portion of Professor Küttner's all too brief paper which deals actually with the operative results attained in the Breslau clinic, and shall make no comment on other matters such as earlier diagnosis, Hirnpunction, choked disc, palliative decompression, callosal puncture, the technical features of a craniotomy and so on, though each of them is worthy of detailed consideration.
Any attempt to give a general survey of the subject would lead us as far as would a similar survey of, let us say, the surgery of abdominal tumors—and not long ago, when abdominal explorations were less common, elaborate reports which were made to include the statistical results of operations, were written