Kenjiro Shigita

发表

A pilot study to evaluate the effectiveness and safety of urgent endoscopy for gastroduodenal perforation

N. Asayama, S. Nagata, Mikihiro Kano, 2021, Surgical Endoscopy.

Pyogenic Granuloma Mimicking T1 Colorectal Carcinoma

M. Kaneko, N. Asayama, S. Nagata, 2021, Cureus.

Diagnostic performance of Japan NBI Expert Team classification for differentiation among noninvasive, superficially invasive, and deeply invasive colorectal neoplasia.

K. Chayama, K. Arihiro, S. Oka, 2017, Gastrointestinal endoscopy.

Bile pigment in small-bowel water content may reflect bowel habits: a retrospective analysis of a capsule endoscopy imaging series

N. Asayama, S. Nagata, Kenjiro Shigita, 2020, BMC Gastroenterology.

Clinical usefulness of a single-use splinting tube for poor endoscope operability in deep colonic endoscopic submucosal dissection

K. Chayama, S. Oka, Shinji Tanaka, 2016, Endoscopy International Open.

Long-term outcomes after endoscopic submucosal dissection for superficial colorectal tumors.

K. Chayama, K. Arihiro, S. Oka, 2017, Gastrointestinal endoscopy.

Long-term outcomes after treatment for T1 colorectal carcinoma

K. Chayama, K. Arihiro, H. Egi, 2016, International Journal of Colorectal Disease.

Risk factors for delayed bleeding after endoscopic submucosal dissection for colorectal neoplasms

K. Chayama, S. Oka, Shinji Tanaka, 2014, International Journal of Colorectal Disease.

Towards safer and appropriate application of endoscopic submucosal dissection for T1 colorectal carcinoma as total excisional biopsy: Future perspectives

K. Chayama, S. Oka, Shinji Tanaka, 2015, Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society.

Clinical impact of dual red imaging in colorectal endoscopic submucosal dissection: a pilot study

K. Chayama, S. Oka, Shinji Tanaka, 2016, Therapeutic advances in gastroenterology.

Pedunculated-type T1 colorectal carcinoma with lung carcinoma metastasis at the deepest invasive portion

K. Chayama, K. Arihiro, S. Oka, 2016, Clinical Journal of Gastroenterology.

Clinical significance and validity of the subclassification for colorectal laterally spreading tumor granular type

K. Chayama, K. Arihiro, S. Oka, 2016, Journal of gastroenterology and hepatology.

Optimal candidates for early colonoscopy in the management of acute lower gastrointestinal bleeding

N. Asayama, S. Nagata, Kenjiro Shigita, 2022, Journal of gastroenterology and hepatology.

Bile pigment in small-bowel water content may reflect bowel habits: a retrospective analysis of a capsule endoscopy imaging series

N. Asayama, S. Nagata, Kenjiro Shigita, 2019, BMC Gastroenterology.

Use of anticoagulants increases risk of bleeding after colorectal endoscopic submucosal dissection

K. Chayama, S. Oka, Shinji Tanaka, 2018, Endoscopy International Open.

Risk of bleeding after endoscopic submucosal dissection for colorectal tumors in patients with continued use of low-dose aspirin

K. Chayama, S. Oka, Shinji Tanaka, 2015, Journal of Gastroenterology.

A Rare Case of Delayed Perigastric Abscess after Curative Resection of Early Gastric Cancer by Uncomplicated Endoscopic Submucosal Dissection: Successful Treatment with Endoscopic Ultrasound-guided Drainage

N. Asayama, S. Nagata, Kenjiro Shigita, 2020, Internal medicine.

Effectiveness and safety of endoscopic radial incision and cutting for severe benign anastomotic stenosis after surgery for colorectal carcinoma: a three-case series

N. Asayama, S. Nagata, Kenjiro Shigita, 2018, Endoscopy International Open.

Endoscopic submucosal dissection for anorectal tumor with hemorrhoids close to the dentate line: a multicenter study of Hiroshima GI Endoscopy Study Group

K. Chayama, S. Oka, Shinji Tanaka, 2016, Surgical Endoscopy.

Step-clipping method can improve the detectability of the target lesion in colonic diverticular bleeding

N. Asayama, S. Nagata, Kenjiro Shigita, 2021, Endoscopy International Open.

The ‘step-clipping’ method: a guide for identifying a previously bleeding colonic diverticulum

N. Asayama, S. Nagata, Kenjiro Shigita, 2020, Endoscopy International Open.

Tracking the target in colonic diverticular bleeding using red dichromatic imaging

N. Asayama, S. Nagata, Kenjiro Shigita, 2021, Endoscopy.

Successful Endoscopic Sclerotherapy Using Polidocanol for Small Bowel Hemangioma

N. Asayama, S. Nagata, Kenjiro Shigita, 2020, Internal medicine.

Tu1521 Correlation Between Endocytoscopy and Histopathological Activity in the Remission Stage of Ulcerative Colitis: a Pilot Study

K. Chayama, K. Arihiro, S. Oka, 2014 .

Clinical impact of surveillance colonoscopy using magnification without diminutive polyp removal

K. Chayama, S. Oka, Shinji Tanaka, 2017, Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society.

Clinical impact and characteristics of the narrow-band imaging magnifying endoscopic classification of colorectal tumors proposed by the Japan NBI Expert Team.

K. Chayama, K. Arihiro, S. Oka, 2017, Gastrointestinal endoscopy.

Clinicopathologic and endoscopic features of early-stage colorectal serrated adenocarcinoma

K. Chayama, K. Arihiro, S. Oka, 2017, BMC Gastroenterology.

Early Squamous Cell Carcinoma of the Anal Canal Resected by Endoscopic Submucosal Dissection

K. Chayama, K. Arihiro, S. Oka, 2015, Case Reports in Gastroenterology.

Endoscopic transluminal water irrigation for duodenal diverticulitis

N. Asayama, S. Nagata, Kenjiro Shigita, 2018, Endoscopy.

Clinical usefulness of the hold-and-drag closure using the SB clip for large mucosal defects after colorectal endoscopic submucosal dissection

N. Asayama, S. Nagata, Kenjiro Shigita, 2023, Surgical Endoscopy.

Arteriosclerosis Is a Major Predictor of Small Bowel Vascular Lesions

N. Asayama, S. Nagata, Kenjiro Shigita, 2018, Digestive Diseases and Sciences.

Management and risk factors for incomplete resection associated with jumbo forceps polypectomy for diminutive colorectal polyps: a single-institution retrospective study

M. Kaneko, N. Asayama, S. Nagata, 2018, Surgical Endoscopy.

Towards safer and appropriate application of endoscopic submucosal dissection for T1 colorectal carcinoma as total excisional biopsy: Future perspectives

K. Chayama, S. Oka, Shinji Tanaka, 2015, Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society.