en عمومى General گزارش مورد case report Inferior vena cava injury in abdominal trauma is rare but it puts a big problem in front of trauma surgeon. Despite improvements in preoperative care, skills and surgical facilities, inferior vena cava injury mortality rate remains high. The most important factors that play a prominent role in mortality are presence of shock on admission, anatomic level of vena caval injury or other major vascular and visceral injuries. In this article we have reported successfully treated a case of the inferior vena cava injury after penetrating abdominal trauma in old age man with hemorrhagic shock, survived due to immediate laparotomy, successful surgical management with team approach and critical postoperative surgical management without any residual complication. Inferior Vena Cava, Massive haemoperitoneum, abdominal trauma, hemorrhagic shock 103 108 http://intjmi.com/browse.php?a_code=A-10-1-180&slc_lang=en&sid=1 Reza Motalebi 10031947532846002823 10031947532846002823 No Golestan University of Medical Sciences, Trauma Centre, 5 Azar Hospitals, Gorgan, Iran. Mohammad Hadi Molseghi 10031947532846002824 10031947532846002824 No Clinical Research Development Unit (CRDU), Sayad Shirazi Hospital, Golestan University of Medical Sciences, Gorgan, Iran Arash Rezai Shahmirzadi 10031947532846002825 10031947532846002825 No Student Research Committee, Golestan University of Medical Sciences, Gorgan, Iran Mahdi Babaei Hatkehlouei 10031947532846002826 10031947532846002826 No Dentistry student, student research committee, Mazandaran University of medical science, sari, Iran Sohrab Malekmahmoudi 10031947532846002827 10031947532846002827 No Clinical Research Development Unit (CRDU), Sayad Shirazi Hospital, Golestan University of Medical Sciences, Gorgan, Iran. Saeid Amirkhanlou 10031947532846002828 10031947532846002828 Yes Department of Nephrology, Clinical Research Development Unit (CRDU), Sayad Shirazi Hospital, Golestan University of Medical Sciences, Gorgan, Iran.