Gold standard investigation for chronic pancreatitis
ERCP(Endoscopic retrograde cholangiopancreatography) is the most accurate way of elucidating the anatomy of duct and, in conjunction with the whole organ morphology, can help to determine the type of operation required. Reference : Bailey & Love, 27th Edition, page no = 1231
MRI
ERCP
Pancreatic function tests
Faecal fat estimation
G.I.T