Q) 50 year old male undergoes Whipple pancreaticoduodenectomy. On post op day 4 patient presented with fever, tachycardia and pain. Ultrasound showed collection in lesser sac which was drained percutaneously. On pod 10 there is frank blood of 100ml in drain, What is the next line of management?
a. CT angiography
b. Emergency laparotomy
c. Flush the drain with noradrenaline