right atrium laceration with pericardial tamponade: a rare presentation of blunt cardiac trauma

Cardiac laceration from blunt thoracic trauma is not a common presentation. the rate of mortality due to this injury is very high since it is not diagnosed and treated immediately. in this study, we present the case of a 65-year-old man with blunt cardiac trauma, causing right atrial rupture and pericardial tamponade. successful management of this patient was firstly done with initial pericardiocentesis. then, the patient was immediately transferred to the operating room for tamponade relief and cardiac wall repair. we recommend that cardiac surgeon have an important suspicious for cardiac involvement in blunt chest wall trauma.