A lady presented with recurrent attacks of giddiness and abdominal pain since three months. Endoscopy was normal. Her fasting blood glucose was 40 mg % and insulin levels were elevated. CT abdomen showed a well defined 8 mm enhancing lesion in the head of pancreas, with no other abnormal findings. What should be the treatment plan for this patient?
Whipple's operation Enucleation Enucleation with radiotherapy Administration of streptozotocin