Direct head injury caused by a tear gas cartridge. Questions on safety: A case report from Iraq and review of the literature.

Introduction And Background: Primary injuries from tear gas weapons include injuries to the visual and respiratory systems and skin. However, few studies have reported direct mechanical brain injuries from tear gas weapons.

Case Report: A 27-year-old male presented to the emergency department of a neurosurgery teaching hospital in Baghdad, Iraq, with a penetrating head injury of unknown source.