EXTENSIVE GLIOMATOUS TUMOR INVOLVING THE CEREBELLUM AND THE POSTERIOR PORTIONS OF THE MEDULLA, PONS AND CEREBRAL PEDUNCLE AND THE POSTERIOR LIMB OF ONE INTERNAL CAPSULE

Gliomatous tumors growing in the cerebellum are usually confined to it and only rarely do they extend into the adjoining parts. The following case is reported by itself because of the extraordinary growth of the tumor, which involved practically all parts of the cerebellum, but especially the inferior vermis, in an irregular manner all of the cerebellar peduncles, the posterior portions of the medulla oblongata, pons and cerebral peduncle, to a limited extent the posterior part of the optic thalamus and the posterior limb of the left internal capsule. The duration of the symptoms was about two years. The patient was under constant observation and the progress of the case was carefully observed, and some interesting observations were made in the progress of the symptomatology, the tumor evidently involving the cerebellum first and then growing into the cerebral peduncle and the medulla and then gradually implicating the posterior part of