Intraductal papillary neoplasm of the bile duct (IPNB), a pre-invasive neoplasm of the bile
duct, is being established pathologically as a precursor lesion of invasive …

OBJECTIVE. We outline the concept of intraductal papillary neoplasm of the bile duct (IPNB),
discuss the morphologic features of IPNB and the differential diagnoses, and describe the …

Simple Summary Carcinomas and precursor lesions of the biliary tract belong to a spectrum
of pancreatobiliary neoplasms that share common histology and cell lineages. High-grade …

Context.—Tumoral (grossly visible) intraductal neoplasms of the bile ducts are still being
characterized. Objective.—To investigate their morphologic, immunohistochemical, and …

Background Intraductal papillary neoplasm of the bile duct (IPNB) is a relatively rare disease
and is known as one of the premalignant lesions in the biliary tract. The concept of IPNB has …

Background Intraductal papillary neoplasm of the bile-duct (IPNB) has recently been further
subclassified into “so-called IPNBs”(Type-1) and “narrow-sense papillary …

Methods: A multi-institutional retrospective series of patients with a diagnosis of IPNB
undergoing surgery between 1 January 2010 and 31 December 2020 was gathered under …

Background Intraductal papillary neoplasm of the bile duct (IPNB) has a wide range of
histopathology and intra-and extrahepatic tumor locations. Methods This retrospective single …

Background & Aims Imaging characteristics for discriminating the malignant potential of
intraductal papillary neoplasm of the bile duct (IPNB) still remain unclear. This study aimed …

Background To date, postoperative prognostic factors for intraductal papillary neoplasm of
the bile duct (IPNB) have not been well-established. This study aimed to examine the …