Search Results - "Hasegawa, Rikiya"

Nafamostat Mesylate is Not Effective in Preventing Post-Endoscopic Retrograde Cholangiopancreatography Pancreatitis by Matsumoto, Takaaki, Okuwaki, Kosuke, Imaizumi, Hiroshi, Kida, Mitsuhiro, Iwai, Tomohisa, Yamauchi, Hiroshi, Kaneko, Toru, Hasegawa, Rikiya, Masutani, Hironori, Tadehara, Masayoshi, Adachi, Kai, Watanabe, Masafumi, Kurosu, Takahiro, Tamaki, Akihiro, Kikuchi, Hidehiko, Ohno, Takashi, Koizumi, Wasaburo

“…Background Endoscopic retrograde cholangiopancreatography (ERCP) is associated with complications such as post-ERCP pancreatitis (PEP). Protease inhibitors,…”
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Implication of Skeletal Muscle Loss in the Prognosis of Patients with Pancreatic Ductal Adenocarcinoma Receiving Chemotherapy by Ishizaki, Ayana, Okuwaki, Kosuke, Kida, Mitsuhiro, Imaizumi, Hiroshi, Iwai, Tomohisa, Yamauchi, Hiroshi, Kaneko, Toru, Hasegawa, Rikiya, Watanabe, Masafumi, Kurosu, Takahiro, Ishizaki, Junro, Kusano, Chika

“…Objective The effect of sarcopenia on the prognosis of patients undergoing chemotherapy for unresectable pancreatic ductal adenocarcinoma remains largely…”
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Pancreatic Schwannoma Diagnosed by Endoscopic Ultrasound-guided Fine-needle Aspiration by Hanaoka, Taro, Okuwaki, Kosuke, Imaizumi, Hiroshi, Imawari, Yusuke, Iwai, Tomohisa, Yamauchi, Hiroshi, Hasegawa, Rikiya, Adachi, Kai, Tadehara, Masayoshi, Kurosu, Takahiro, Watanabe, Masafumi, Tamaki, Akihiro, Kida, Mitsuhiro, Koizumi, Wasaburo

“…A schwannoma is a tumor originating from Schwann cells. It is occasionally observed in the abdominal viscera in the form of a submucosal tumor derived from the…”
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The First Case of Metastatic Pancreatic Leiomyosarcoma Derived from the Urinary Bladder Diagnosed Using an Endoscopic Ultrasound-guided Fine-needle Biopsy by Ishizaki, Ayana, Okuwaki, Kosuke, Kida, Mitsuhiro, Imaizumi, Hiroshi, Iwai, Tomohisa, Yamauchi, Hiroshi, Kaneko, Toru, Hasegawa, Rikiya, Masutani, Hironori, Tadehara, Masayoshi, Adachi, Kai, Watanabe, Masafumi, Kurosu, Takahiro, Tamaki, Akihiro, Koizumi, Wasaburo

“…We herein report the first case of metastatic pancreatic leiomyosarcoma derived from the urinary bladder diagnosed by an endoscopic ultrasound-guided…”
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A clinical trial to assess the feasibility and efficacy of nab-paclitaxel plus gemcitabine for elderly patients with unresectable advanced pancreatic cancer by Hasegawa, Rikiya, Okuwaki, Kosuke, Kida, Mitsuhiro, Yamauchi, Hiroshi, Kawaguchi, Yusuke, Matsumoto, Takaaki, Kaneko, Toru, Miyata, Eiji, Uehara, Kazuho, Iwai, Tomohisa, Watanabe, Masafumi, Kurosu, Takahiro, Imaizumi, Hiroshi, Ohno, Takashi, Koizumi, Wasaburo

“…Background The efficacy and safety of nanoparticle albumin-bound paclitaxel ( nab -PTX) plus gemcitabine (GEM) in elderly Japanese patients with pancreatic…”
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Stereomicroscopic on-site evaluation in endoscopic ultrasound-guided tissue acquisition of upper gastrointestinal subepithelial lesions by Nakatani, Seigo, Okuwaki, Kosuke, Watanabe, Masafumi, Imaizumi, Hiroshi, Iwai, Tomohisa, Matsumoto, Takaaki, Hasegawa, Rikiya, Masutani, Hironori, Kurosu, Takahiro, Tamaki, Akihiro, Ishizaki, Junro, Ishizaki, Ayana, Kida, Mitsuhiro, Kusano, Chika

“…In stereomicroscopic sample isolation processing, the cutoff value (≥4 mm) of stereomicroscopically visible white cores indicates high diagnostic sensitivity…”
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Endoscopic ultrasonography diagnosis of subepithelial lesions by Kida, Mitsuhiro, Kawaguchi, Yusuke, Miyata, Eiji, Hasegawa, Rikiya, Kaneko, Toru, Yamauchi, Hiroshi, Koizumi, Shuko, Okuwaki, Kosuke, Miyazawa, Shiro, Iwai, Tomohisa, Kikuchi, Hidehiko, Watanabe, Maya, Imaizumi, Hiroshi, Koizumi, Wasaburo

“…Using endoscopic ultrasonography (EUS), it is practicable to diagnose subepithelial lesions (SEL) with originating layer, echo level, and internal echo pattern…”
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New image‐processing technology for endoscopic ultrasound‐guided fine‐needle aspiration biopsy specimen evaluation in patients with pancreatic cancer by Okuwaki, Kosuke, Imaizumi, Hiroshi, Kida, Mitsuhiro, Masutani, Hironori, Watanabe, Masafumi, Adachi, Kai, Tadehara, Masayoshi, Tamaki, Akihiro, Iwai, Tomohisa, Yamauchi, Hiroshi, Hasegawa, Rikiya, Kaneko, Toru, Kurosu, Takahiro, Koizumi, Wasaburo

“…Objectives We evaluated the usefulness of a newly developed system with which the total amount of whitish cores in endoscopic ultrasound‐guided fine‐needle…”
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Cholecystitis after Placement of Covered Self-Expandable Metallic Stents in Patients with Distal Malignant Biliary Obstructions by Watanabe, Masafumi, Okuwaki, Kosuke, Woo, Jun, Kida, Mitsuhiro, Imaizumi, Hiroshi, Iwai, Tomohisa, Yamauchi, Hiroshi, Kaneko, Toru, Hasegawa, Rikiya, Kurosu, Takahiro, Minato, Naoki, Haradome, Hiroki, Koizumi, Wasaburo

“…Background/Aims: Cholecystitis can occur after the placement of covered self-expandable metallic stents for distal malignant biliary obstructions. We aimed to…”
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Diagnostic efficacy of white core cutoff lengths obtained by EUS-guided fine-needle biopsy using a novel 22G franseen biopsy needle and sample isolation processing by stereomicroscopy for subepithelial lesions by Okuwaki, Kosuke, Masutani, Hironori, Kida, Mitsuhiro, Yamauchi, Hiroshi, Iwai, Tomohisa, Miyata, Eiji, Hasegawa, Rikiya, Kaneko, Toru, Imaizumi, Hiroshi, Watanabe, Masafumi, Kurosu, Takahiro, Tadehara, Masayoshi, Adachi, Kai, Tamaki, Akihiro, Koizumi, Wasaburo

“…Objectives: The aim of this study is to estimate the cutoff length for stereomicroscopically visible white core (SVWC) required for the pathological diagnosis…”
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Analysis of the diagnostic yield of endoscopic ultrasonography-guided fine-needle aspiration in patients with a suspected pancreatic malignancy by Yang, Lei, Iwai, Tomohisa, Kida, Mitsuhiro, Yamauchi, Hiroshi, Okuwaki, Kosuke, Imaizumi, Hiroshi, Kaneko, Tohru, Hasegawa, Rikiya, Miyata, Eiji, Wasaburo, Koizumi

“…to determine the diagnostic yield of endoscopic ultrasonography-guided fine-needle aspiration (EUS-FNA) for suspected pancreatic malignancy. As well as to…”
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Randomized controlled exploratory study comparing the usefulness of two types of metallic stents with different axial forces for the management of duodenal obstruction caused by pancreatobiliary cancer by Okuwaki, Kosuke, Kida, Mitsuhiro, Yamauchi, Hiroshi, Imaizumi, Hiroshi, Miyawaza, Shiro, Iwai, Tomohisa, Masutani, Hironori, Matsumoto, Takaaki, Hasegawa, Rikiya, Koizumi, Wasaburo

“…Background Very few studies have examined effectiveness of duodenal stent placement (DSP) for duodenal obstruction (DO) caused specifically by pancreatobiliary…”
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Failure Factors to Reach the Blind End Using a Short-Type Single-Balloon Enteroscope for ERCP with Roux-en-Y Reconstruction: A Multicenter Retrospective Study by Koizumi, Wasaburo, Kobayashi, Kiyonori, Hasegawa, Rikiya, Uehara, Kazuho, Iwai, Tomohisa, Okuwaki, Kosuke, Kida, Mitsuhiro, Yamauchi, Hiroshi, Kawaguchi, Yusuke, Imaizumi, Hiroshi

“…Background. Failure factors in reaching the blind end (papillae of Vater, bilioenteric anastomosis) during short-type single-balloon enteroscope-assisted…”
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A case of pancreatic neuroendocrine carcinoma with a favorable clinical response to pembrolizumab by Kogami, Taro, Iwai, Tomohisa, Kida, Mitsuhiro, Okuwaki, Kosuke, Hasegawa, Rikiya, Kurosu, Takahiro, Watanabe, Masafumi, Matsushita, Masahiro, Imawari, Kana, Adachi, Kai, Tadehara, Masayoshi, Tamaki, Akihiro, Imaizumi, Hiroshi, Koizumi, Wasaburo

“…A 76-year-old man with epigastric pain developed 1 month earlier was referred to our department for additional screening and treatment after abdominal…”
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A case of extrahepatic bile duct cancer with distant metastases showing pathological complete response to treatment combining gemcitabine and cisplatin by Adachi, Kai, Okuwaki, Kosuke, Nishiyama, Ryo, Kida, Mitsuhiro, Imaizumi, Hiroshi, Iwai, Tomohisa, Yamauchi, Hiroshi, Kaneko, Toru, Hasegawa, Rikiya, Miyata, Eiji, Kumamoto, Yusuke, Koizumi, Wasaburo

“…The patient was a 69-year-old female with a chief complaint of yellow staining of her urine. A detailed physical examination and laboratory tests were carried…”
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A giant trichobezoar extracted by laparoscopic and endoscopic cooperative surgery (LECS) by Kurosu, Takahiro, Tanabe, Satoshi, Hasegawa, Rikiya, Yano, Takafumi, Wada, Takuya, Ishido, Kenji, Azuma, Mizutomo, Katada, Chikatoshi, Koizumi, Wasaburo, Moriya, Hiromitsu, Yamashita, Keishi

“…Abstract A gastric bezoar is a mass that forms in the stomach. A giant gastric bezoar is particularly difficult to treat medically, and surgical therapy is…”
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Adenomyomatosis of the gallbladder -pathogenesis, diagnosis, and management by Kida, Mitsuhiro, Hasegawa, Rikiya, Matsumoto, Takaaki, Mishima, Takahito, Kaneko, Toru, Tokunaga, Shuko, Yamauchi, Hiroshi, Okuwaki, Kosuke, Miyazawa, Shiro, Iwai, Tomohisa, Takezawa, Miyoko, Kikuchi, Hidehiko, Watanabe, Maya, Imaizumi, Hiroshi, Koizumi, Wasaburo

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Pancreatic Cancer Cells May Adhere to the External Surface of the Puncture Needle After Endoscopic Ultrasound-Guided Fine-Needle Aspiration by Kurosu, Takahiro, Kida, Mitsuhiro, Okuwaki, Kosuke, Iwai, Tomohisa, Watanabe, Masafumi, Hasegawa, Rikiya, Imaizumi, Hiroshi, Tamaki, Akihiro, Yoshida, Tsutomu, Kusano, Chika

“…We prospectively investigated whether cells derived from pancreatic cancers adhered to the puncture needle's external surface after endoscopic…”
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Endoscopic re‐intervention after stent‐in‐stent versus side‐by‐side bilateral self‐expandable metallic stent deployment by Iwai, Tomohisa, Kida, Mitsuhiro, Okuwaki, Kosuke, Yamauchi, Hiroshi, Kaneko, Toru, Hasegawa, Rikiya, Watanabe, Masafumi, Kurosu, Takahiro, Imaizumi, Hiroshi, Koizumi, Wasaburo

“…Background and Aim Endoscopic bilateral self‐expandable metallic stent (SEMS) placement for unresectable malignant hilar biliary obstruction (MHBO) is widely…”
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On-site stereomicroscope quality evaluations to estimate white core cutoff lengths using EUS-FNA biopsy sampling with 22-gauge needles by Masutani, Hironori, Okuwaki, Kosuke, Kida, Mitsuhiro, Yoshida, Tsutomu, Imaizumi, Hiroshi, Yamauchi, Hiroshi, Iwai, Tomohisa, Kaneko, Toru, Hasegawa, Rikiya, Miyata, Eiji, Koizumi, Wasaburo

“…Although rapid on-site cytologic evaluation (ROSE) during EUS-guided FNA biopsy (EUS-FNAB) sampling may improve accuracy of pathologic analyses,…”
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