… bile duct mucosal lesions with clearer images. Narrow-band imaging (NBI) is a unique
endoscopic imaging technology that provides enhanced endoscopic images of surface mucosal …

… the biliary tree [1,2], especially in the intrahepatic ducts [3], as well as for determining the extent
of superficial spread of bile duct tumors, … Narrow band imaging (NBI) is a new technology …

… Cases of bile duct cancers for which surgery is applicable require … Narrow band imaging
is considered useful for determining the progression of tumor infiltration from the main lesion to …

… bile duct lesions, peroral cholangioscopy (POC) can detect intraductal superficial lesions of
the bile duct (… of various biliary tract diseases with high-quality endoscopic imaging. It yields …

… (NBI) has made it possible to emphasize the imaging of certain features, … imaging of white
light imaging (WLI) and NBI for IPNB lesions, and ability of removing mucin in the bile duct by …

… better visualization of bile-duct lesions; however, there is no report on POCS by using NBI. …
defect at the lower bile duct. B, White light imaging shows a low papillary mucosal lesion. C, …

… Cholangioscopy provides advantages over endoscopic retrograde cholangiopancreatography
(ERCP) for the diagnosis of lesions in the bile duct. Visual information from the …

… Narrow-band imaging (NBI) has shown promising results in detecting dysplasia in the esophagus
and colon, but its utility in the bile duct is … allowed determination of tumor margins. The …

… images, it is possible to observe subtle changes of the biliary … biliary mucosa with also
observed with narrow band imaging … and four cases of extra hepatic bile duct tumor (three surgical …

… intrahepatic biliary tree without a mass lesion. A subsequent magnetic resonance
cholangiopancreatography showed a stricture in the common hepatic duct. He was referred for …