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Featured researches published by Kazumi Nagasaka.


Nihon Naika Gakkai Zasshi | 1980

A CASE OF WEIL'S DISEASE FOUND IN THE TONE-NUMATA DISTRICT OF GUNMA PREFECTURE

Kazumi Nagasaka; Masateru Tanaka; Nobuko Hirasawa; Shinichi Tomioka; Makoto Motoyama; Tatsuo Yamaji; Shoji Yamada; Ryuzo Fueki; Setsuo Kobayashi

症例は56才,男性.職業は旅館番頭.素足で魚釣,水田作業に従事後,高熱が出現,発熱,筋肉痛,下痢を主訴として入院.入院後,典型的な臨床経過をとり,顕微鏡的凝集反応でL. icterohaemorrhagiae 80倍陽性で, Wei1病と診断された. SM,抗血清療法などの他,腹膜潅流も併用したが,昏睡状態となり,呼吸困難で死亡した.剖検では,著明な黄疸と出血傾向が有り,直接死因は,肺実質内出血であつた.組織学的には,腎で尿細管上皮の変性と間質性腎炎が著明であつた.肝では肝細胞索解離,胆汁うつ滞,有糸分裂縁などが特徴的で, Areanらの記載と一致した.一方,最近7年間の本邦におけるレプトスピラ症の報告例は103例で,死亡例は14例,全てWeil病であつた. Weil病は69例で,うち比較的記載の十分な30例について,治療内容,治療開始病日を検討すると,死亡例12例,生存例18例とも全例SMが使用された.治療開始病日は,死亡例では,平均8.3日であつたが,生存例では,平均5.6日であつた.この数日の遅れが予後に重大な影響を与えていると思われ,自験例でも,こうした治療開始病日の遅れが致命的であつた. Weil病は,現在なお,全国各地で散発的な発生がみられ,急性熱性疾患の診断にあたつては,本症の存在を常に念頭に置く必要性が痛感させられた.


Nihon Naika Gakkai Zasshi | 1988

A case of familial mediterranean fever with paroxysaml pseudo-obstruction of bowel.

Hiroyuki Sugimoto; Kazumi Nagasaka; Seiji Sakurai; Hiromi Sakai; Koichi Sonobe; Noriyuki Sato; Tooru Kimura; Tatsuo Yamaji; Shoji Yamada; Setsuo Kobayashi

症例は44才,男性. 37才より発熱を伴う腹痛発作を繰り返していた.発作時には著明な腹部膨隆と腹部単純X線写真上腸管内の著明なガス像を示した.消化管を中心に精査したが異常なく,開腹術を施行するも試験開腹に終った.周期熱の一種である家族性地中海熱を疑いレセルピンやコルヒチンを投与したところ発作が消失し,メタラミノール投与により発作が誘発され,この発作はコルヒチンにより抑制された.以上より,家族性地中海熱と診断した.診断にあたって,白血球数, CRPや血沈などの検査値は一定しなかったが,メタラミノール発作誘発試験が陽性で有用であった.


Gastroenterologia Japonica | 1982

Proceedings of the 23rd Autumn Meeting from October 14–16, 1981-Yonago City, Tottori, Japan

Takeshi Hoshi; Toshio Shikata; Emanuel Rubin; Isidore Cohn; Chisato Hirayama; Makizo Hirata; Mitsuru Saito; Masatoshi Sano; Tsutomu Sasagawa; Hiromasa Ishii; Yoko Ebihara; K. Okabe; Tohru Takahashi; Fumihiro Ichida; Shoji Yamada; Kazumi Nagasaka; Kazuo Ogura; Masayoshi Yamauchi; Kiyoshi Fujisawa; Tetsuo Hayakawa; Yoshinobu Takeda; Akira Wakabayashi; Akira Kuroda; Kazuhiko Yahata; Isao Ishikawa; Shuichi Akao; Kenji Nakayama; Yasuo Nosaka; Hajime Watahiki; Satoshi Nakano

The methodology currently used in the field of physiology of intestinal absorption was reviewed and important progresses in our knowledge of mechanisms of intestinal absorption brought about by introduction of new methods were also summarized. The physiological methods currently employed can cover a broad range of investigations from those at an organ level, e.g. perfusion of intestinal segments, to those at a molecular level, e.g. transport studies in reconstituted systems with purified membrane proteins. By these methods, Na +-dependent mechanism of uphill uptake of various organic solutes and electrolytes across the brush border membrane have been largely clarified and active transport of various solutes is now explained on the basis of the concept of the secondary active transport. The mechanism of exit of solutes from the enterocytes have also been investigated in isolated cell suspensions and purified basolateral membrane vesicles, and some carriers responsible for the exit have been characterized. The charge transfer associated with organic solute transport has been studied by electrophysiological techniques. These studies indicate that organic solutes induce a Na + pathway and resultant Na + flow across the membrane causes a coupled flow of the cosubstrate. A relatively new problem is the transport of small peptides in intact form. Its physiological significance, comparative and developmental aspects are now under investigation in several laboratories. Vira l hepatitismRecent advances of its fundamental research


Kanzo | 1979

A case of chronic hepatitis associated with chronic thyroiditis

Shoji Yamada; Hiroshi Shimojo; Toshikazu Sekiguchi; Akio Kajiwara; Setsuo Kobayashi; Masateru Tanaka; Kazumi Nagasaka; Makoto Motoyama; Tatsuo Yamaji

慢性甲状腺炎を合併したHBs抗原持続陽性の慢性肝炎例を報告する.症例は23歳の女性で,11歳時,甲状腺腫を指摘されたが放置.入院時,甲状腺腫をみとめたが肝脾は触知しなかった.主な検査成績では,GOT 156, GPT 186, ICG 15分停滞率16.5%, γ-グロブリンは1.86g/dl, RAテスト(+).甲状腺機能検査には異常なく,免疫学的には抗核抗体,抗平滑筋抗体,サイロイドテスト,マイクロソームテストが陽性で,免疫グロブリンではIgGの軽度増加とIgMの上昇がみられだ.HRs抗原は持続陽性でありた.腹腔鏡下肝生検では慢性肝炎活動型の組織所見を示し,甲状腺生検では慢性甲状腺炎と診断された.慢性甲状腺炎に合併する慢性の肝疾患については,その肝病変は甲状腺病変と同じく自己免疫学的な機序に基づくといわれ,肝甲状腺炎症候群という名称が提唱されているが,合併例の肝病変を考える場合ウイルス感染を念頭におくことも必要と思われる.


Acta Medica Okayama | 2006

Ectopic varices in a right diaphragm that ruptured into the pleural cavity.

Masayuki Matsui; Akira Kojima; Satoru Kakizaki; Kazumi Nagasaka; Naondo Sohara; Ken Sato; Hitoshi Takagi; Masatomo Mori; Yoshihiro Ohno


Internal Medicine | 2007

Hepatocellular Carcinoma with Peritoneal Dissemination which was Regressed during Vitamin K2 and Vitamin E Administration

Toshiyuki Otsuka; Satoshi Hagiwara; Hiroki Tojima; Hiroaki Yoshida; Tetsushi Takahashi; Kazumi Nagasaka; Shinichi Tomioka; Tetsu Ando; Kunio Takeuchi; Takayuki Kori; Yoshihiro Ohno; Satoru Kakizaki; Hitoshi Takagi; Masatomo Mori


Kanzo | 1986

A case of drug-induced liver injury with destructive cholangitis and hepatic granuloma.

Hitomi Takahashi; Shoji Yamada; Jiro Takezawa; Takehiko Abe; Shunichi Saeki; Seiji Sakurai; Toshihiko Yamada; Yuasa K; Arai T; Hitoshi Takagi; Kunio Ichikawa; Takeaki Nagamine; Hiroshi Shimojo; Katsuhisa Suka; Setsuo Kobayashi; Kazumi Nagasaka


Kanzo | 2006

A case of woman who was diagnosed as Wilson's disease because of lethe and baldness at 45 years old, who had been diagnosed as idiopathic portal hypertension

Toshiyuki Otsuka; Satoshi Hagiwara; Hiroki Tojima; Kazumi Nagasaka; Shinichi Tomioka; Yoshihiro Ohno; Fujio Makita; Hitoshi Takagi; Masatomo Mori


Kanzo | 2005

A case of alcoholic liver cirrhosis with systemic inflammatory response syndrome

Toshiyuki Otsuka; Satoshi Hagiwara; Hiroki Tojima; Kazumi Nagasaka; Shinichi Tomioka; Hitoshi Takagi; Masatomo Mori


Nihon Toseki Igakkai Zasshi | 2003

A case report of hypoglycemia associated with sepsis in a hemodialysis patient

Toru Sakairi; Katsutoshi Ishida; Toshiharu Noguchi; Takashi Harada; Seishi Yoshimi; Satoshi Nihei; Haruo Mizuma; Michihiro Oono; Kazumi Nagasaka; Shinichi Tomioka

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