Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Yasutaka Okayama"'
Autor:
Itaru Naitoh, Hirotaka Ohara, Yasutaka Okayama, Takahiro Nakazawa, Tomoaki Ando, Kazuki Hayashi, Fumihiro Okumura, Yasuhiro Kitajima, Tessin Ban, Katsuyuki Miyabe, Koichiro Ueno, Takashi Joh, Hitoshi Sano
Publikováno v:
Case Reports in Gastroenterology, Vol 2, Iss 3, Pp 390-397 (2008)
We report a 50-year-old male with pseudocysts in the pancreatic tail associated with chronic pancreatitis successfully treated by transpapillary cyst drainage. He had previously undergone ultrasonography-guided percutaneous cyst drainage for a pancre
Externí odkaz:
https://doaj.org/article/e760dd1e8af64b9ab0c760d25428cd82
Autor:
Tomoaki Ando, Fumihiro Okumura, Hitoshi Sano, Kazuki Hayashi, Itaru Naitoh, Yasutaka Okayama, Hirotaka Ohara, Katsuyuki Miyabe, Koichiro Ueno, Yasuhiro Kitajima, Takahiro Nakazawa, Hiroaki Yamashita, Takashi Joh, Masaaki Hirai, Tessin Ban
Publikováno v:
Journal of Gastroenterology and Hepatology. 24:552-557
Background and Aim: The extent of liver drainage for palliative treatment of malignant hilar biliary obstruction is controversial. The aim of this study was to compare endoscopic unilateral versus bilateral drainage in patients with malignant hilar b
Autor:
Yasuhiro Kitajima, Tomoaki Ando, Takashi Joh, Takahiro Nakazawa, Fumihiro Okumura, Hitoshi Sano, Kazuki Hayashi, Itaru Naitoh, Yasutaka Okayama, Hirotaka Ohara, Tessin Ban, Koichiro Ueno, Katsuyuki Miyabe
Publikováno v:
Case Reports in Gastroenterology, Vol 2, Iss 3, Pp 390-397 (2008)
Case Reports in Gastroenterology
Case Reports in Gastroenterology
We report a 50-year-old male with pseudocysts in the pancreatic tail associated with chronic pancreatitis successfully treated by transpapillary cyst drainage. He had previously undergone ultrasonography-guided percutaneous cyst drainage for a pancre
Autor:
Yasutaka Okayama, Hirotaka Ohara, Takahiro Nakazawa, Haruhisa Nakao, Takashi Joh, Makoto Itoh, Kazuki Hayashi, Kazuo Gotoh, Hitoshi Sano
Publikováno v:
Digestive Endoscopy. 17:263-268
Covered self-expandable metallic stent (SEMS) prevents tumor ingrowth and hyperplasia, and allows long-term patency. However, covered SEMS has rarely been used for malignant duodenal obstruction. In the present study, we applied a covered SEMS for ma
Autor:
Yoshifumi Yokoyama, Takashi Joh, Masaaki Hirai, Kazuo Gotoh, Hitoshi Sano, Tetsu Okamoto, Yasuhiro Kitajima, Itaru Naito, Makoto Itoh, Shinji Akita, Yasutaka Okayama, Hirotaka Ohara, Kazuki Hayashi
Publikováno v:
Digestive Endoscopy. 16:30-33
Background: Endoscopic bilateral expandable metal stent (EMS) placement has been performed in malignant hilar strictures. To perform EMS placement successfully, insertion of guidewires into the bilateral intrahepatic bile ducts is an important and ne
Autor:
Tetsu Okamoto, Makoto Itoh, Shinji Akita, Yasuhiro Kitajima, Tessin Ban, Koichiro Ueno, Takahiro Nakazawa, Takashi Joh, Kazuo Gotoh, Masaaki Hirai, Kazuki Hayashi, Itaru Naito, Yoshifumi Yokoyama, Yasutaka Okayama, Hirotaka Ohara
Publikováno v:
Digestive Endoscopy. 16:21-25
Background: The present study was performed to evaluate the usefulness of the Memory® 8-wire basket forceps for extracting small common bile duct stones after endoscopic sphincterotomy (EST). Methods: Sixty-one patients with common bile duct stones
Autor:
Shinji Akita, Yoshifumi Yokoyama, Tetsu Okamoto, Makoto Itoh, Takashi Joh, Itaru Naitoh, Hitoshi Sano, Tomoyuki Nomura, Kazuki Hayashi, Kazuo Gotoh, Yasutaka Okayama, Yasuhiro Kitajima, Hirotaka Ohara, Masaaki Hirai, Mutsue Mizusima
Publikováno v:
Journal of Gastroenterology. 38:1181-1184
A 59-year-old man with bloody stools, and previously diagnosed with sigmoid colon carcinoma, visited our hospital. Preoperative abdominal ultrasonography (US) showed another tumor, with an uneven irregular surface, measuring about 9 x 5 cm, below the
Autor:
Takashi Joh, Tomoyuki Nomura, Makoto Itoh, Yasuhiro Kitajima, Yasutaka Okayama, Hirotaka Ohara, Shigeru Aoki, Masaaki Hirai, Kazuo Gotoh, Tetsu Okamoto, Yoshifumi Yokoyama, Kazuki Hayashi, Shinji Akita, Hideto Imai
Publikováno v:
Journal of Gastroenterology. 38:190-193
Simple liver cysts are rarely complicated by intracystic hemorrhage. We encountered a case of simple liver cyst that was morphologically similar to biliary cystadenocarcinoma, which was complicated by asymptomatic intracystic hemorrhage and successfu
Autor:
Tomoaki Ando, Hitoshi Sano, Hakuji Ando, Masayuki Iida, Takashi Hashimoto, Takahiro Nakazawa, Takashi Joh, Soichi Nakamura, Tamaki Yamada, Shinichi Kajino, Yasutaka Okayama, A. Uchida, Tomoyuki Nomura, Hirotaka Ohara, Makoto Itoh
Publikováno v:
Journal of Clinical Gastroenterology. 34:77-80
Background Although biliary expandable metallic stents (EMS) improve patency, they are unsuitable for primary biliary stenting. Although plastic tube stents without side holes (PWOS) are also reported to prolong patency, their efficacy remains contro
Autor:
Yasuhiro Kitajima, Hideto Imai, Yoshifumi Yokoyama, Yasutaka Okayama, Kazuo Gotoh, Makoto Itoh, Shinji Akita, Hirotaka Ohara, Hitoshi Sano, Tetsu Okamoto, Kazuki Hayashi, Takashi Joh, Tomoyuki Nomura, Masaaki Hirai
Publikováno v:
Digestive Endoscopy. 13:202-206
Five patients with non-resectable pancreatic head carcinoma complicated by duodenal and biliary obstructions were successfully treated by double stenting with covered self-expandable metallic stents (EMS). Diamond (Boston Scientific, Natick City, MA,