Results 1 to 10 of about 364,258 (275)

A deep learning framework for quality assessment and restoration in video endoscopy [PDF]

Medical Image Analysis, 101900(2020), 2019
Endoscopy is a routine imaging technique used for both diagnosis and minimally invasive surgical treatment. Artifacts such as motion blur, bubbles, specular reflections, floating objects and pixel saturation impede the visual interpretation and the automated analysis of endoscopy videos.
Ali, Sharib, Bailey, Adam, Braden, Barbara, East, James, Lu, Xin, Rittscher, Jens, Zhou, Felix   +6 more
arxiv   +3 more sources

A scoring system to support surgical decision-making for cardial submucosal tumors

Endoscopy International Open, 2022
Background and study aims Submucosal tunneling endoscopic resection (STER) and non-tunneling techniques are two alternative options for the treatment of cardial submucosal tumors (SMTs).
Zi-Han Geng, Yan Zhu, Wei-Feng Chen, Shi-Yao Chen, Yun-Shi Zhong, Yi-Qun Zhang, Li-Li Ma, Wen-Zheng Qin, Jian-Wei Hu, Ming-Yan Cai, Li-Qing Yao, Quan-Lin Li, Ping-Hong Zhou   +12 more
doaj   +3 more sources

A New Preparation Method for Peroral Endoscopic Myotomy in Patients with Achalasia Can Effectively Reduce the Esophageal Residual Contents: A Comparative Retrospective Study

Gastroenterology Research and Practice, 2022
Background and Aim. After routine fasting for patients with achalasia before POEM (peroral endoscopic myotomy) procedure, solid contents may still remain in the esophagus.
Zehua Zhang, Xiaohan Yan, Bensong Duan, Zhuyun Leng, Haibin Zhang, Jinze Li, Yinghua Zhu, Meidong Xu, Qinwei Xu   +8 more
doaj   +1 more source

A single-cell transcriptional landscape of immune cells shows disease-specific changes of T cell and macrophage populations in human achalasia

Nature Communications, 2023
Achalasia is a rare motility disorder of the esophagus caused by the gradual degeneration of myenteric neurons. Immune-mediated ganglionitis has been proposed to underlie the loss of myenteric neurons.
Zu-Qiang Liu, Hao Dai, Lu Yao, Wei-Feng Chen, Yun Wang, Li-Yun Ma, Xiao-Qing Li, Sheng-Li Lin, Meng-Jiang He, Ping-Ting Gao, Xin-Yang Liu, Jia-Xin Xu, Xiao-Yue Xu, Ke-Hao Wang, Li Wang, Luonan Chen, Ping-Hong Zhou, Quan-Lin Li   +17 more
doaj   +1 more source

Diagnostic ability of Japan Narrow-Band Imaging Expert Team classification for colorectal lesions by magnifying endoscopy with blue laser imaging versus narrow-band imaging

Endoscopy International Open, 2021
Background and study aims The Japan Narrow-band imaging (NBI) Expert Team (JNET) classification was proposed for evaluating colorectal lesions. However, it remains unknown whether the JNET classification can be applied to magnifying endoscopy with image ...
Renma Ito, Hiroaki Ikematsu, Tatsuro Murano, Kensuke Shinmura, Motohiro Kojima, Kana Kumahara, Yasuaki Furue, Hironori Sunakawa, Tatsunori Minamide, Daiki Sato, Yoichi Yamamoto, Kenji Takashima, Yusuke Yoda, Keisuke Hori, Tomonori Yano   +14 more
doaj   +1 more source

Reduced Intravenous Fluorescein Dose for Upper and Lower Gastrointestinal Tract Probe-Based Confocal Laser Endomicroscopy [PDF]

Clinical Endoscopy, 2021
Background/Aims Probe-based confocal laser endomicroscopy (pCLE) requires the administration of intravenous (IV) fluorescein. This study aimed to determine the optimal dose of IV fluorescein for both upper and lower gastrointestinal (GI) tract pCLE ...
Kazuya Inoki, Seiichiro Abe, Yusaku Tanaka, Koji Yamamoto, Daisuke Hihara, Ryoji Ichijima, Yukihiro Nakatani, HsinYu Chen, Hiroyuki Takamaru, Masau Sekiguchi, Masayoshi Yamada, Taku Sakamoto, Satoru Nonaka, Haruhisa Suzuki, Shigetaka Yoshinaga, Ichiro Oda, Takahisa Matsuda, Yutaka Saito   +17 more
doaj   +1 more source

Standardizing Endoscopy Training: A Workshop for Endoscopy Educators [PDF]

MedEdPORTAL, 2020
Endoscopy education in the US traditionally follows the apprenticeship model, in which educators often have little formal training in education, and the acquisition of procedural skills by trainees relies heavily on procedure volume and learning by doing.
Sharmeel K. Wasan, Lindsay Demers, Christopher S. Huang, Reid Hopkins, Kevin Huang   +4 more
openaire   +4 more sources

Improving bowel preparation for colonoscopy with a smartphone application driven by artificial intelligence

npj Digital Medicine, 2023
Optimal bowel preparation is a prerequisite for a successful colonoscopy; however, the rate of inadequate bowel preparation remains relatively high. In this study, we establish a smartphone app that assesses patient bowel preparation using an artificial ...
Yan Zhu, Dan-Feng Zhang, Hui-Li Wu, Pei-Yao Fu, Li Feng, Kun Zhuang, Zi-Han Geng, Kun-Kun Li, Xiao-Hong Zhang, Bo-Qun Zhu, Wen-Zheng Qin, Sheng-Li Lin, Zhen Zhang, Tian-Yin Chen, Yuan Huang, Xiao-Yue Xu, Jing-Zheng Liu, Shuo Wang, Wei Zhang, Quan-Lin Li, Ping-Hong Zhou   +20 more
doaj   +1 more source

Interdisciplinary Endoscopy [PDF]

Visceral Medicine, 2016
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Allescher, H.D., Fedorov, E.D., Hochberger, J., Schreiber, F., Seewald, S., Siersema, P.D.   +5 more
openaire   +2 more sources

Ubiquitin-specific peptide 22 acts as an oncogene in gastric cancer in a son of sevenless 1-dependent manner

Cancer Cell International, 2020
Background Aberrant expression of ubiquitin-specific peptide 22 (USP22) has been detected in various cancers. This study aimed to investigate the role of USP22 and the underlying mechanism in human gastric cancer.
ChitChoon Lim, Jia-Cheng Xu, Tian-Yin Chen, Jia-Xin Xu, Wei-Feng Chen, Jian-Wei Hu, Quan-Lin Li, Yi-Qun Zhang   +7 more
doaj   +1 more source