[Penetrating injury of two body cavities with a 20 cm long dagger-like sliver after falling into a glass door].

In Germany the numbers of penetrating thoracic injuries are rare compared to Anglo-American countries; however, the number of cases has increased in recent years due to an increase in violent incidents. This article reports the case of a patient who suffered such a penetrating thoracic injury after a domestic accident. Operative treatment was performed according to the well-established standard treatment algorithms. Contrary to the initial assessment of the emergency doctor, substantially more severe injuries were found.