This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Robotics, Laparoscopy and Bariatric Surgery, Subject name: Surgery
A patient underwent sleeve gastrectomy, on 3rd postop day, she complains of fever. O/E- patient is febrile & PR- 110/min. CBC shows leucocytosis. What is the next best step in management of this patient? 
Select and explain. 
A. Broad spectrum antibiotics, B. Abdominal USG to locate the septic focus, C. CECT abdomen, D. Re-exploration
D: Re-exploration
Answer: D: Re-exploration 
Explanation: Given scenario suggests that there is staple line leak at angle of His which is a common complication after laparoscopic sleeve gastrectomy Staple line leak at the angle of His may presents any time after discharge up to 30 days Patients can deteriorate rapidly with sepsis. Management: Urgent re-exploration - source control by drainage Long term nutritional suppo is needed as patients are severely catabolic after complication