Osteogenic sarcoma of the skull is rare [1-7], particularly as a primary development in the later decades of life without associated Paget disease or history of irradiation. Because of the paucity of cases, the radiologic findings of calvarial osteogenic sarcoma have not been described in detail. Previous reports have dealt mainly with plain skull radiographs for the diagnosis of this tumor bef...

A case of a suicidal gunshot wound of the head where the projectile ricocheted within the calvarium and exited through the entrance wound is reported. Findings at the scene and from examination of the victim and the suspect weapon are presented and discussed.

OBJECTIVE It is widely known that stress conditioning can protect microcirculation and induce the release of vasoactive factors for a period of several hours. Little, however, is known about the long-term effects of stress conditioning on microcirculation, especially on the microcirculation of the periosteum of the calvaria. For this reason, we used intravital fluorescence microscopy to investi...