Table 4.

Evidence of chronic pancreatitis in SPFT-negative patients

	Evidence of chronic pancreatitis in SPFT-negative patients	Time to positive (years)
Patient 1	Changes on EUS: pancreas parenchyma with contiguous lobularity hyperechoic foci, hyperechoic strands, dilated main pancreatic duct, main pancreatic duct with irregular margins and hyperechoic walls.	3
Patient 2	Pathology of pancreas from Whipple specimen with patchy atrophy of acinar tissue with interstitial collagenous fibrosis. Ducts with luminal dilation, inspissated pancreatic secretions, and periductal chronic inflammation including plasma cells and lymphocytes.	4

EUS, endoscopic ultrasound; SPFT, secretin pancreatic function test.