Learning Bite Unrecognised abdominal injury remains a significant cause of death. Death may be prevented if intervention occurs early Penetrating Trauma In penetrating trauma, the injuries sustained are caused by direct injury as the penetrating item passes through the organs and tissues in its path. In the UK, this is most commonly knife-related injury. The site of entry, direction of the injury and the size and nature of the penetrating item will all provide information regarding the underlying injuries. The visible wound may be small and insignificant in appearance. Learning Bite It is impossible to tell from the appearance of a surface wound, the extent of underlying damage