Distinctive blunt force injuries caused by a crescent wrench.

Prompt recognition of patterned injuries by the forensic pathologist can greatly facilitate the investigation and resolution of injury and death cases. Careful observation and description of injuries may provide identification of an assault or murder weapon and contribute to the reconstruction of circumstances of injury. The two cases herein described manifest unusual and distinctive injuries resulting from multiple impacts by adjustable crescent wrenches. Detailed photographs and descriptions of these injuries are provided.