Spontaneous intracerebral hematoma caused by cerebral neoplasms. Report of eight verified cases.

In eight of 590 consecutive patients operated on by the author for a proven brain tumor, the preoperative diagnosis was complicated by a spontaneous intracerebral hematoma caused by the neoplasm. The presenting symptoms were those of hypertensive intracerebral hemorrhage or brain tumor. The pathology underlying spontaneous bleeding from a cerebral neoplasm is reviewed and diagnostic suggestions discussed.