Introduction: Blunt trauma abdomen are cases frequently encountered by surgeons in the Emergency department. The abdomen is a commonly injured body region and frequently requires the care of a surgeon for definitive management.Blunt injuries of the small bowel are less common, present in 1.7% of all blunt abdominal injuries in the NTBD, although these injuries are associated with a significant mortality rate of 14%¹.Isolated Duodenal injury following blunt abdominal trauma is rare and it usually seen with other abdominal organ injuries. Observation: This case presents a case of a 14year old male with blunt trauma to abdomen with bicycle handle came to Emergency department 2 hours after injury with chief complaints of severe abdominal pain. Contrast Enhanced CT was suggestive of significant pneumoretroperitoneum. Decision for a laparotomy was taken and duodenal perforation identified, which was repaired by a side to side retro colic Roux En Y Duodenojejunostomy. Conclusion: Bicycle handle injuries and blunt traumatic injuries to abdomen are very frequent and decision for a surgical intervention or a conservative managementis always based on the basis of radiological and clinical findings. Such cases should be handled on a greater priority basis and decision should not be delayed only on clinical findings. Blunt trauma abdomen should always be handled as a surgical emergency and not delayed for signs of sepsis.