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Dive into the research topics where Katsuaki Maeda is active.

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Featured researches published by Katsuaki Maeda.


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 1994

A Case Report of Celiac Axis Compression Syndrome Combined with Gastric Cancer. Diagnosis by Doppler Ultrasonography.

Masashi Narita; Kazuyasu Nakao; Masaaki Nakahara; Katsuaki Maeda; Nobuo Ogino; Toshirou Nishida; Satoru Miyazaki; Takashi Emoto; Shohei Maeda; Seika Kuroda; Masahiko Tsujimoto

胃癌の手術を契機に超音波検査で発見された腹腔動脈起始部圧迫症候群 (celiac axis compressionsyndrome: 以下, CACSと略記) の1例を報告する.症例は50歳の男性.既往歴として幼少時より月に1~2度腹部仙痛を自覚.主訴は嚥下困難で, 噴門部癌の診断のもとに当科に紹介入院-術前の超音波検査にて, 腹腔動脈起始部の狭窄と総肝動脈の遠肝性血流を認めCACSと診断した.左開胸開腹下に胃全摘術, 摘脾術を施行した.術中に内側弓状靱帯による腹腔動脈起始部の圧迫を確認し, 靱帯を切離した.電磁流量計により測定した総肝動脈血流量は靱帯切離前後で40ml/分から115ml/分に増加した.術後に腹痛の発生を認めず, また術後の超音波ドプラ検査にて総肝動脈の求肝性血流を確認した.超音波検査はCACSの診断および治療効果判定に有用と思われた.


Digestive Surgery | 1993

Common Bile Duct Stricture Caused by Blunt Abdominal Trauma: A Review of Japanese Cases

Toshirou Nishida; Kazuyasu Nakao; Nobuhiro Fujita; Katsuaki Maeda; Masaaki Nakahara

Bile duct stricture after blunt abdominal trauma is a rare but important entity. In this report, we review published Japanese cases including our case to characterize this disease. The case review als


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 1992

Preoperative Prediction of Severe Intestinal Ischemia in Strangulation Ileus.

Yoichi Kawahira; Nobuhiro Fujita; Kazuyasu Nakao; Masayasu Hamaji; Katsuaki Maeda; Tadashi Nishimura; Masaaki Nakahara; Yasuro Kishimoto; Nobuo Ogino; Yoshifumi Naka; Junichi Hasegawa; Akihiro Yoneda; Fumihiro Uchikoshi; Hiromu Kazuo; Akira Maeda

絞扼性イレウスにおける腸管循環障害の重症度と腸管切除の必要性を予測することは容易ではない.われわれは過去12年間に当院救急外科に来院した絞扼性イレウス65例を対象とし, 多変量解析を用いてその可能性を検討した.腸管切除群35例と腸管非切除群30例の2群に分け, 各術前因子を比較した.また, 各術前因子から腸管切除長, 腸管切除の必要性を解析した.結果: 体温, 白血球数, 核の左方移動率, Creatinine Phosphokinase値, 血糖値の5因子において, 腸管切除群は非切除群に比べ有意に高値を示した.重回帰分析では腸管切除長は白血球数, 核の左方移動率, CPK値と有意に重相関し, このうちCPK値が最も相関に寄与していた.また, 体温, CPK値, 血糖値の3因子からなる判別式が算出され, その正判別率は90.9%であった.これら術前5因子は絞扼性イレウスにおける腸管切除の必要性を判別し, 術前における腸管循環障害の重症度を推定する指標となることが示唆された.


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 1985

A CASE OF CHOLECYSTIC CANCER WITH HIGH LEVEL ALPHA-FETOPROTEIN

Kazuhiro Iwase; Chang-Woong Kim; Kunio Matsuoka; Noriaki Hirata; Fumio Yamamoto; Toshiki Takahashi; Yasuro Kishimoto; Katsuaki Maeda; Nobuhiro Fujita; Akira Kitagawa; Kazuyasu Nakao


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 1993

A Case of Congenital Antithrombin III Deficiency Asociated with Extrahepatic Portal Occlusion and Esophgo-Gastric Varices.

Satoru Miyazaki; Kazuyasu Nakao; Masaaki Nakahara; Nobuhiro Fujita; Katsuaki Maeda; Masayasu Hamaji; Yasuroh Kishimoto; Nobuo Ogino; Junichi Hasegawa; Akihiro Yoneda; Yohichi Kawahira; Hiromu Kazuo; Akira Maeda; Jun-ichi Nakamura


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

A Case Report of Multiple Cancers in Colon and Rectum Accompanied with Gastric Cancer.

Takeo Yonekura; Kazuyasu Nakao; Nobuhiro Fujita; Katsuaki Maeda; Masayasu Hamaji; Masaaki Nakahara; Yasurou Kishimoto; Shigeomi Shimizu; Yasuhiro Hurutani; Fumihiro Uchikoshi; Shinichirou Okuno; Masahiko Tsujimoto


Jpn J Gastroenterol Surg, Nihon Shokaki Geka Gakkai zasshi | 1988

A CASE OF PERFORATED DUODENAL ULCER, IN WHICH OBSERVED SINGET RING CELL CARCI NOMA AND ANISAKIS LIKE LARVA

Nobuaki Hirata; Masao Kim; Katsuaki Maeda; Makoto Nishiyama; Hiroki Akamatsu; Akira Kitagawa; Kinya Okano


Nihon Rinsho Geka Gakkai Zasshi (journal of Japan Surgical Association) | 1987

A CASE OF INTRAMURAL HEMATOMA OF THE SIGNOID COLON ASSOCIATED WITH THE “FORME FRUSTE” MARFAN SYNDROME

Kazuhiro Iwase; Yasuro Kishimoto; Nobuhiro Fujita; Toshiki Takahashi; Katsuaki Maeda; Change Wong Kim; Kunio Matsuoka; Akira Kitagawa


Nihon Rinsho Geka Gakkai Zasshi (journal of Japan Surgical Association) | 1997

A CASE REPORT OF MESENTERIC DESMOID TUMOR

Masao Yoshitatsu; Kazuyasu Nakao; Masaaki Nakahara; Nobuo Ogino; Katsuaki Maeda; Takeyoshi Yumiba; Kazushi Kurozumi; Masaya Nomura; Masashi Narita; Masahiko Tsujimoto


Nihon Rinsho Geka Gakkai Zasshi (journal of Japan Surgical Association) | 1997

LAPAROSCOPIC PENESTRATION FOR LIVER CYSTS

Masaya Nomura; Kazuyasu Nakao; Masaaki Nakahara; Nobuo Ogino; Nobuhiro Fujita; Katsuaki Maeda; Takeyoshi Yumiba; Satoru Miyazaki; Takashi Emoto; Kazushi Kurozumi; Masashi Narita; Masao Yoshitatsu

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Masaaki Nakahara

Wakayama Medical University

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