Zobrazeno 1 - 10
of 274
pro vyhledávání: '"Masato, Ozaka"'
Autor:
Takeshi Okamoto, Takashi Sasaki, Tsuyoshi Takeda, Tatsuki Hirai, Takahiro Ishitsuka, Manabu Yamada, Hiroki Nakagawa, Takafumi Mie, Takaaki Furukawa, Akiyoshi Kasuga, Masato Ozaka, Naoki Sasahira
Publikováno v:
Clinical Endoscopy, Vol 57, Iss 4, Pp 515-526 (2024)
Background/Aims The optimal length of the uncovered portion of partially covered self-expandable metal stents (PCSEMSs) used in endoscopic ultrasound-guided hepaticogastrostomy (EUS-HGS) remains unclear. This study investigated the safety and efficac
Externí odkaz:
https://doaj.org/article/4cddfe0665074e1581a89afaee2651d6
Autor:
Takafumi Mie, Takashi Sasaki, Takeshi Okamoto, Tsuyoshi Takeda, Chinatsu Mori, Yuto Yamada, Takaaki Furukawa, Akiyoshi Kasuga, Masato Matsuyama, Masato Ozaka, Naoki Sasahira
Publikováno v:
Clinical Endoscopy, Vol 57, Iss 2, Pp 253-262 (2024)
Background/Aims Hepaticojejunostomy anastomotic stricture (HJAS) is a feared adverse event associated with hepatopancreatobiliary surgery. Although balloon dilation for benign HJAS during endoscopic retrograde cholangiopancreatography with balloon-as
Externí odkaz:
https://doaj.org/article/ea96ceb346914a258d154fdab9469354
Autor:
Takeshi Okamoto, Takashi Sasaki, Tsuyoshi Takeda, Takafumi Mie, Chinatsu Mori, Takaaki Furukawa, Yuto Yamada, Akiyoshi Kasuga, Masato Matsuyama, Masato Ozaka, Naoki Sasahira
Publikováno v:
Clinical Endoscopy, Vol 57, Iss 1, Pp 96-104 (2024)
Background/Aims Selective bile duct or pancreatic duct cannulation remains a significant initial hurdle in endoscopic retrograde cholangiopancreatography (ERCP) despite advances in endoscopy and accessories. This study evaluated our experience with a
Externí odkaz:
https://doaj.org/article/0d9867ce802148379cc0859838a57887
Autor:
Hiroshi Imaoka, Masafumi Ikeda, Shogo Nomura, Chigusa Morizane, Takuji Okusaka, Masato Ozaka, Satoshi Shimizu, Kentaro Yamazaki, Naohiro Okano, Kazuya Sugimori, Hirofumi Shirakawa, Nobumasa Mizuno, Sohei Satoi, Hironori Yamaguchi, Rie Sugimoto, Kunihito Gotoh, Keji Sano, Akinori Asagi, Kazuyoshi Nakamura, Makoto Ueno
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-12 (2023)
Abstract The prognosis of advanced biliary tract cancer (BTC) patients remains poor due to limited efficacy of chemotherapy and difficulties in management. Thus, prediction of survival is crucial for the clinical management of advanced BTC. The aim w
Externí odkaz:
https://doaj.org/article/e3baf138902d49fc89d0cce9781a3f2f
Autor:
Naoto Gotohda, Toshirou Nishida, Shinsuke Sato, Masato Ozaka, Yujiro Nakahara, Yoshito Komatsu, Masato Kondo, Haruhiko Cho, Yukinori Kurokawa, Yuko Kitagawa
Publikováno v:
Annals of Gastroenterological Surgery, Vol 7, Iss 6, Pp 1021-1031 (2023)
Abstract Aim Tumor rupture has been indicated as a risk factor for recurrence of gastrointestinal stromal tumors (GISTs). The universal definition of tumor rupture was proposed. This study evaluated whether the universal definition was more accurate
Externí odkaz:
https://doaj.org/article/af53975c8ac44def88b235c5289ca732
Autor:
Hiroki Nakagawa, Tsuyoshi Takeda, Takeshi Okamoto, Takafumi Mie, Akiyoshi Kasuga, Takashi Sasaki, Masato Ozaka, Takahisa Matsuda, Yoshinori Igarashi, Naoki Sasahira
Publikováno v:
DEN Open, Vol 4, Iss 1, Pp n/a-n/a (2024)
Abstract Background 10‐mm self‐expandable metal stents (SEMSs) are commonly used for preoperative biliary drainage in pancreatic cancer. However, smaller diameter SEMSs have attracted attention with the attempt to reduce stent‐related adverse e
Externí odkaz:
https://doaj.org/article/d3480b3ae9744820b93ccd2ad19ff603
Autor:
Takafumi Mie, Takashi Sasaki, Kiyoshi Matsueda, Takeshi Okamoto, Tatsuki Hirai, Takahiro Ishitsuka, Manabu Yamada, Hiroki Nakagawa, Takaaki Furukawa, Tsuyoshi Takeda, Akiyoshi Kasuga, Masato Ozaka, Naoki Sasahira
Publikováno v:
DEN Open, Vol 4, Iss 1, Pp n/a-n/a (2024)
Abstract We report a case of ruptured cystic artery pseudoaneurysm after self‐expandable metal stent placement for malignant biliary obstruction. A 78‐year‐old woman on palliative care after chemotherapy for unresectable pancreatic head cancer
Externí odkaz:
https://doaj.org/article/fd303b3a8a2343419ab5c315dcafc9d6
Autor:
Takeshi Okamoto, Tsuyoshi Takeda, Takashi Sasaki, Tsuyoshi Hamada, Takafumi Mie, Takahiro Ishitsuka, Manabu Yamada, Hiroki Nakagawa, Tatsuki Hirai, Takaaki Furukawa, Akiyoshi Kasuga, Masato Ozaka, Naoki Sasahira
Publikováno v:
Current Oncology, Vol 30, Iss 8, Pp 7229-7240 (2023)
The safety and effectiveness of chemotherapy in elderly patients with biliary tract cancer (BTC) remain unclear. Therefore, we retrospectively reviewed patients who underwent chemotherapy for locally advanced, metastatic, or recurrent BTC at our inst
Externí odkaz:
https://doaj.org/article/c66edfc6fb47404fb167942f7b9a114a
Autor:
Tsuyoshi Takeda, Takashi Sasaki, Takafumi Mie, Takeshi Okamoto, Chinatsu Mori, Takaaki Furukawa, Yuto Yamada, Akiyoshi Kasuga, Masato Matsuyama, Masato Ozaka, Naoki Sasahira
Publikováno v:
Clinical Endoscopy, Vol 55, Iss 4, Pp 549-557 (2022)
Background/Aims Digital single-operator cholangioscopy (DSOC)-guided mapping biopsy (DMB) and tube-assisted mapping biopsy (TMB) are two techniques used for preoperative evaluation of biliary tract cancer (BTC). However, data regarding the diagnostic
Externí odkaz:
https://doaj.org/article/6cd9b409af6a48a18dcb3a526c616334
Autor:
Yuto Yamada, Takashi Sasaki, Tsuyoshi Takeda, Takeshi Okamoto, Takafumi Mie, Chinatsu Yonekura, Takaaki Furukawa, Akiyoshi Kasuga, Masato Matsuyama, Masato Ozaka, Takahisa Matsuda, Yoshinori Igarashi, Naoki Sasahira
Publikováno v:
DEN Open, Vol 3, Iss 1, Pp n/a-n/a (2023)
Abstract Objectives Duckbill‐type metal stent (DMS) was the first laser‐cut biliary metal stent with an anti‐reflux valve. Removal of DMS is believed to be difficult and relevant reports are scarce. This study aims to investigate the feasibilit
Externí odkaz:
https://doaj.org/article/4eeefa2e01a347378bab89ff83227dbd