Establishment of risk model for pancreatic cancer in Chinese Han population

Table 1 Diagnostic standards for pancreatic cancer

A. Confirmed diagnosis by pathology

B. A valid confirmation requires at least 2 of the following listed items of imaging tests

(1) Ultrasound indicates there are low-density area in pancreas, as well as pancreatic duct dilation and common bile duct and gall bladder swelling

(2) CT indicates local enlargement and mass occupying lesion in pancreas

(3) ERCP indicates discontinuity of pancreatic duct, having mouse-tail ending, stiff and irregular duct wall, or any pull sign and double-duct sign

(4) MREP indicates there are stenosis and dilation in pancreatic duct and/or bile duct and space-occupying lesion in pancreas

(5) EUS indicates there is low-density, occupying lesion in pancreas

(6) IDUS

(7) Angiography

(8) PET

C. Palpable mass in surgery and at least an item of radiology evidence

ERCP: Endoscopic retrograde cholangiopancreatography MREP: Magnetic resonance cholangiopancreatography EUS: Endoscopic ultrasound sonography IDUS: Intraductal ultrasound sonography PET: Positron Emission Tomography