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Featured researches published by Shingo Kuze.


Surgery Today | 2003

A small, incidentally detected pancreatic somatostatinoma: Report of a case

Hitoshi Tomono; Hiroshi Kitamura; Masanori Iwase; Shingo Kuze; Futoru Toyoda; Naoharu Mori; Eiji Tamoto; Kazunori Inuzuka; Hiromine Fujita; Yukiko Konishi; Masaaki Naito; Fumihiko Tanioka

Abstract.We report an asymptomatic 72-year-old woman with a small, incidentally detected, pancreatic somatostatinoma. The tumor, measuring 1 cm in diameter, showed a hypervascular pattern of contrast enhancement on computed tomography, and was found angiographically to receive a blood supply from the posterior superior pancreaticoduodenal artery. The results of preoperative hormonal assays all were normal. No assay for somatostatin was performed. No abnormality in either the pituitary or parathyroid was found. We thus considered the tumor to be a sporadic, nonfunctioning endocrine cell tumor, and enucleation was carried out. As some tumor cells in the resected specimen showed immunoreactivity for somatostatin, a diagnosis of somatostatinoma was made. Therefore, the possibility of somatostatinoma should be kept in mind when making a differential diagnosis of pancreatic endocrine tumors in cases where even a small hypervascular tumor is detected on enhanced computed tomography.


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 1991

Clinicopathological Study of Gastric Smooth Muscle Tumors.

Masaya Shiomi; Kitao Hachisuka; Akihiro Yamaguchi; Masatoshi Isogai; Shingo Kuze; Toshihiko Mayumi; Shinji Kondo; Norihiro Niimi; Keiya Aono; Toshiyuki Arai; Naoharu Mori; Atsuyuki Maeda; Mikio Tsubone

当科で過去19年間に経験した胃平滑筋腫瘍37例についてとくに腫瘍悪性度について検討を加えた.対象の内訳は平滑筋腫14例, 平滑筋肉腫20例, 平滑筋芽細胞腫3例で, これらをA群 (平滑筋腫14例), B群 (平滑筋肉腫, 平滑筋芽細胞腫症例中無再発13例), C群 (平滑筋肉腫, 平滑筋芽細胞腫症例中非治癒切除または再発6例) に分けて, 腫瘍径, 核分裂像, 細胞密度, 核面積, 核形態, 腫瘍線維束形成について比較検討を行ったところ, 腫瘍径, 核分裂像, 核形態, 腫瘍線維束形成が腫瘍悪性度判定に重要な因子と考えられた.腫瘍径が5cm以下のものは予後良好であり, 10cmを越えるものは予後不良であり, 核分裂像では400倍視野10視野中の平均で3.0/HPFを越えるものの予後は不良であった.核形態, 腫瘍線維束形成は相関があり, 核形態がspindleshapeで線維束形成が明らかなものは予後良好であり, round shapeな核を持ち線維束形成の不明瞭なものは予後不良であった.


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 1989

Clinicopathologic studies of 15 cases of the gallbladder cancer limited to the mucosa.

Akihiro Yamaguchi; Kitao Hachisuka; Masatoshi Isogai; Masahiro Matsushita; Takashi Oda; Toshihiko Mayumi; Shingo Kuze; Fumihiko Murakami; Shinji Kondo; Masaya Shiomi; Norihiro Niimi; Mikio Tsubone

胆嚢粘膜内癌15例について病理組織学的に検討し以下の結果を得た. 肉眼的には隆起型7例, 表面型8例で, 組織学的には乳頭腺癌10例, 高分化型管状腺癌5例であった. 組織学的な癌の表層進展には筋層内のRokitansky Aschoff洞 (以下RAS) 内へ3例, 漿膜下層RASへ3例の上皮内進展のほかに, 粘液腺への上皮内進展がみられた. 粘液腺形成は15例中12例 (80%) にみられ, 筋層内粘液腺へ4例, 漿膜下層内粘液腺へ1例が進展していた. 粘液腺への癌の上皮内進展は粘液腺内に癌先進部が存在することや癌腺管周囲の粘液腺の存在によって診断されるが, RAS内進展と同様粘膜内癌と考え, 癌の深部間質への浸潤と鑑別が必要である.


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 1987

A Case of Adenocarcinoma Arising in a Mesenteric Cyst

Itoshi Harakawa; Kitao Hachisuka; Akihiro Yamaguchi; Masatoshi Isogai; Hiroyuki Ishibashi; Junji Kato; Hiroshi Kanda; Masahiro Matsushita; Koji Oda; Shingo Kuze; Toshihiko Mayumi


Nihon Rinsho Geka Gakkai Zasshi (journal of Japan Surgical Association) | 2006

A CASE OF ADULT BOCHDALEK'S HERNIA CAUSING GASTRIC PERFORATION IN THE THORACIC CAVITY

Masaoki Hattori; Toshio Tamauchi; Shingo Kuze; Hideaki Suzuki


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 2008

A Case Report of Lateral Paracecal Hernia with Laparoscopic Hernioplasty Diagnosed Preoperatively

Masaoki Hattori; Hideaki Suzuki; Hiroaki Shibahara; Shingo Kuze; Jyunichi Takamizawa


Nihon Rinsho Geka Gakkai Zasshi (journal of Japan Surgical Association) | 1999

A CASE OF HEPATIC PORTAL VENOUS GAS WITHOUT BOWEL NECROSIS

Toshio Uematsu; Hiroshi Kitamura; Masanori Iwase; Shingo Kuze; Futoshi Toyoda; Kimihiro Yamashita


Nihon Rinsho Geka Gakkai Zasshi (journal of Japan Surgical Association) | 2008

A CASE OF METACHRONOUS BILATERAL OBTURATOR HERNIAS

Junichi Takamizawa; Hideaki Suzuki; Shingo Kuze; Hiroaki Shibahara; Masaoki Hattori


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 2008

A Case Report of Subacute Combined Degeneration induced by the Operation for Mesenteric Abscess Formation due to Penetration of one of the Multiple Diverticula of the Small Bowel

Masaoki Hattori; Hideaki Suzuki; Hiroaki Shibahara; Shingo Kuze; Jyunichi Takamizawa


Nihon Rinsho Geka Gakkai Zasshi (journal of Japan Surgical Association) | 2007

A CASE OF A RUPTURED ANEURYSM OF THE PANCREATICODUODENAL ARTERY ASSOCIATED WITH DUODENAL STENOSIS AFTER TAE

Shingo Kuze; Hiroshi Kitamura; Hitoshi Tomono; Hideo Nakazawa; Eiji Hayashi; Yasushi Ito

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