**1. Introduction**

Etymologically the term complication originates from (Latin complicationem, past participle; complicare which means to fold together). Various experts of surgery have defined the term complication. Some authors have defined complication as an occurrence which is avoidable. Moreover, other authors have devised criteria of complication in surgical practice; in certain book of neurosurgery complication has been regarded as an occurrence which fulfills three criteria namely, unwanted, unplanned and does not commonly occur. Management of abdominal trauma is complex and remains a problematic in surgical practice due to notable occurrence of numerous complications [1]. Failure to recognize and treat these complications earlier increases the mortality and morbidity. Planning and uniting more efforts to predict and prevent the occurrence of complications associated with management of traumatic abdominal

patient is fundamentally essential. The main goal of this chapter is to describe systematic approaches for avoiding the complications associated with management of traumatic abdominal patient. Risk factors leading to the occurrence of complications, commonly occurring complications and some rare complications but with higher potential to cause mortality and morbidity are also described. The contents of this chapter are arranged as follows:

