Results 41 to 50 of about 553,229 (358)

Clinical utility of miniprobe endoscopic ultrasonography for prediction of invasion depth of early gastric cancer

open access: yesMedicine, 2019
Background: Recently, some studies assessed the clinical utility of miniprobe endoscopic ultrasonography for prediction of invasion depth of early gastric cancer (GC). However, the results remain inconsistent.
Mingchi Luo, Lifeng Li
semanticscholar   +1 more source

Endoscopic ultrasonography and small‐bowel endoscopy: Present and future

open access: yesDigestive Endoscopy, 2019
Over the last decade, impressive technological advances have occurred in ultrasonography and small‐bowel endoscopy. Nowadays, endoscopic ultrasonography is an essential diagnostic tool and a therapeutic weapon for pancreatobiliary disorders.
G. Tontini   +6 more
semanticscholar   +1 more source

Unsolved problems in endoscopic papillectomy

open access: yesInternational Journal of Gastrointestinal Intervention, 2020
This article highlights some of the unanswered challenges in performing safe and effective endoscopic papillectomy (EP) as well as offering strategies to deal with these challenges.
Nam Hee Kim, Hong Joo Kim
doaj   +1 more source

A Passive Variable Impedance Control Strategy with Viscoelastic Parameters Estimation of Soft Tissues for Safe Ultrasonography [PDF]

open access: yesarXiv, 2023
In the context of telehealth, robotic approaches have proven a valuable solution to in-person visits in remote areas, with decreased costs for patients and infection risks. In particular, in ultrasonography, robots have the potential to reproduce the skills required to acquire high-quality images while reducing the sonographer's physical efforts.
arxiv  

Combination of endoscopic retrograde cholangiopancreatography and endoscopic ultrasonography‐guided biliary drainage in malignant hilar biliary obstruction

open access: yesDigestive Endoscopy, 2019
Adequate biliary drainage (BD), defined as more than 50% of liver volume drained, is an ideal BD method in patients with advanced and unresectable malignant hilar biliary obstruction (MHBO).
P. Kongkam, A. Tasneem, R. Rerknimitr
semanticscholar   +1 more source

KRAS and GNAS mutations in cell‐free DNA and in circulating epithelial cells in patients with intraductal papillary mucinous neoplasms—an observational pilot study

open access: yesMolecular Oncology, EarlyView.
This study demonstrates that KRAS and GNAS mutations are more prevalent in patients with resected intraductal papillary mucinous neoplasms (IPMN) compared to those under clinical surveillance. GNAS mutations significantly differ between the two patient cohorts, indicating that their absence may serve as a potential biomarker to support conservative ...
Christine Nitschke   +12 more
wiley   +1 more source

SERV-CT: A disparity dataset from CT for validation of endoscopic 3D reconstruction [PDF]

open access: yes, 2020
In computer vision, reference datasets have been highly successful in promoting algorithmic development in stereo reconstruction. Surgical scenes gives rise to specific problems, including the lack of clear corner features, highly specular surfaces and the presence of blood and smoke.
arxiv   +1 more source

Interventional endoscopic ultrasonography in patients with surgically altered anatomy: Techniques and literature review

open access: yesDigestive Endoscopy, 2019
There are various reconstruction techniques that are used after upper gastrointestinal surgery. In recent years, opportunities for endoscopic diagnosis and treatment have been increasing in patients undergoing gastrointestinal surgery. With the advent of
A. Katanuma   +8 more
semanticscholar   +1 more source

Evaluation of daily residual pancreatic tumor motion for deep‐inspiration breath‐hold radiotherapy

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Breath‐hold techniques are widely used in radiation therapy to minimize respiratory‐induced tumor or organ‐at‐risk motion. However, residual motion persists, necessitating a reliable daily evaluation method. Methods At our institution, fiducial markers serve as surrogates for target localization in pancreatic cancer treatment.
Weihua Mao   +4 more
wiley   +1 more source

Recent Developments in the Endoscopic Treatment of Patients with Peptic Ulcer Bleeding [PDF]

open access: yesClinical Endoscopy, 2016
Peptic ulcer bleeding is an internal medical emergency. Endoscopic hemostasis has been shown to improve the survival rate of patients with peptic ulcer bleeding.
Jae-Young Jang
doaj   +1 more source

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