Results 41 to 50 of about 21,588 (329)

Automated Assessment of Critical View of Safety in Laparoscopic Cholecystectomy [PDF]

open access: yesarXiv, 2023
Cholecystectomy (gallbladder removal) is one of the most common procedures in the US, with more than 1.2M procedures annually. Compared with classical open cholecystectomy, laparoscopic cholecystectomy (LC) is associated with significantly shorter recovery period, and hence is the preferred method.
arxiv  

A case of hepatic intraductal papillary neoplasm of the bile duct

open access: yesBJR|case reports, 2022
In this report, we present a 57-year-old female with a history of mild alcoholic liver disease during a medical check-up. Abdominal computed tomography and magnetic resonance imaging showed a multicystic mass with a solid enhancing mural nodule in the right lobe of the liver.
Kenichi Katoh   +5 more
openaire   +2 more sources

Active Learning-Based Multistage Sequential Decision-Making Model with Application on Common Bile Duct Stone Evaluation [PDF]

open access: yesarXiv, 2022
Multistage sequential decision-making scenarios are commonly seen in the healthcare diagnosis process. In this paper, an active learning-based method is developed to actively collect only the necessary patient data in a sequential manner. There are two novelties in the proposed method.
arxiv  

Adjunctive radiofrequency ablation for the endoscopic treatment of ampullary lesions with intraductal extension (with video)

open access: yesEndoscopy International Open, 2016
Background and study aims: Catheter-based radiofrequency ablation (RFA) delivered during endoscopic retrograde cholangiopancreatography (ERCP) may represent a viable treatment option for intraductal extension of ampullary neoplasms, however, clinical ...
Alejandro L. Suarez   +2 more
doaj   +1 more source

Evaluation of Direct Haptic 4D Volume Rendering of Partially Segmented Data for Liver Puncture Simulation [PDF]

open access: yesNature - Scientific Reports, Nature Publishing Group (NPG), 7(671), 2017, 2017
This work presents an evaluation study using a force feedback evaluation framework for a novel direct needle force volume rendering concept in the context of liver puncture simulation. PTC/PTCD puncture interventions targeting the bile ducts have been selected to illustrate this concept.
arxiv   +1 more source

Neoplastic Progression in Intraductal Papillary Neoplasm of the Bile Duct

open access: yesArchives of Pathology & Laboratory Medicine, 2023
Context.— Intraductal papillary neoplasm of the bile duct (IPNB) is classified into types 1 and 2 based on criteria proposed in 2019. Recent studies investigated the clinicopathologic and molecular features of IPNB, which contributed to a more detailed understanding of this undercharacterized neoplasm.
Yoh, Zen, Masayuki, Akita
openaire   +2 more sources

Epipolythiodioxopiperazine‐Based Natural Products: Building Blocks, Biosynthesis and Biological Activities

open access: yesChemBioChem, Volume 23, Issue 23, December 5, 2022., 2022
Housing sulfur: Certain fungi produce diketopiperazine compounds with a transannular sulfur bridge. These so‐called epipolythiodioxopiperzines are toxic by non‐specifically interacting with intracellular proteins and contribute to fungal pathogenicity. Producer strains serve as bio‐pesticides but also question safety of food fermentation.
Eva M. Huber
wiley   +1 more source

Bile dynamics within the biliary tract and microfluidic-based bile component detection: A review [PDF]

open access: yesarXiv, 2023
Bilestones are solid masses found in the gallbladder or biliary tract, which block the normal bile flow and eventually result in severe life-threatening complications. Studies have shown that bilestone formation may be related to bile flow dynamics and the concentration level of bile components.
arxiv  

An oncocytic variant of intraductal papillary neoplasm of the bile duct that formed a giant hepatic cyst

open access: yesRare Tumors, 2013
Intraductal papillary neoplasms of the bile duct (IPNB) is the collective term used to refer to papillary bile duct tumors, mucin producing bile duct tumors, and cystic bile duct tumors.
Akira Watanabe   +10 more
doaj   +1 more source

The clinicopathological significance and relapse predictive role of tumor microenvironment of intrahepatic cholangiocarcinoma after radical surgery

open access: yesCancer, Volume 129, Issue 3, Page 393-404, 1 February 2023., 2023
Abstract Background This study attempts to detect the expression of FoxP3, CD68, CD8α, and PD‐L1 in the tumor microenvironment (TME) of intrahepatic cholangiocarcinoma (ICC), and analyze the relationship between the corresponding cells and clinicopathological characteristics as well as prognosis of ICC.
Yiling Zheng   +7 more
wiley   +1 more source

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