Best method of localization of insulinoma:-
Localization of insulinoma Gold Standard Investigation - 72 hours fasting Insulin/ Glucose (ratio) > 0.4 is diagnostic Best pre-op Test for localization- Intra Aerial Ca+ injection with poal venous blood sampling Overall best Investigation for localization - EUS along with "Intra-Op Palpation"
EUS with intra-operative palpation
MRI with dynamic CT
SRS
CECT
Pancreas