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1996 Volume 52 Issue 10 Pages
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Article type: Cover
1996 Volume 52 Issue 10 Pages
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Article type: Index
1996 Volume 52 Issue 10 Pages
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1996 Volume 52 Issue 10 Pages
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[in Japanese]
Article type: Article
1996 Volume 52 Issue 10 Pages
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1996 Volume 52 Issue 10 Pages
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1996 Volume 52 Issue 10 Pages
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1996 Volume 52 Issue 10 Pages
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1996 Volume 52 Issue 10 Pages
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1996 Volume 52 Issue 10 Pages
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1996 Volume 52 Issue 10 Pages
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1996 Volume 52 Issue 10 Pages
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TOMOHIRO HAMADA, YUJI MOCHIZUKI, YUKITO YOSHIDA, YASUFUMI KONDOH, YASU ...
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1996 Volume 52 Issue 10 Pages
1281-1286
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To evaluate the clinical usefulness of the Ultra-Vision (U-V) system, its fundamental imaging properties were compared with those of conventional blue (BH III/RX) and green (HR4/HRS, HR8/HRS) screen-film systems. The basic imaging properties were evaluated by measuring characteristic curves, relative speeds, resolution properties (square wave response functions), and noise WS (Wiener spectra). The clarity of details of various parts of clinical radiographs obtained with the U-V and conventional blue (BH III/RX) systems were compared subjectively. Six board-certified radiologists and 7 radiological technicians independently reviewed the radiographic contrast, resolution, noise, and overall image quality of the two examinations. The resolution of the U-V system was signifcantly better than that of the conventional system, however, noise was greater with the U-V system. The overall image quality of bone radiographs obtained with the U-V system was superior to that of radiographs obtained with a conventional HR4/HRS system. However, cases of inferior quality were found in chorecystography and pyelography because of the increased noise of the U-V system. It was concluded that the new U-V system is useful for radiographs that require high resolution, e. g. bone radiographs, but noise needs to be decreased for radiographs of other regions.
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JOJI KATO, YOSHIHIKO KAWAMURA, KOUICHIROU ITOU
Article type: Article
1996 Volume 52 Issue 10 Pages
1287-1291
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A study was done to investigate signal elimination of the digestive tract on T_2 weighted MR images by the combined use of a positive oral contrast medium (ferric ammonium citrate, FerriSeltz) and fast inversion recovery (fast IR pulse sequences). The experimental results revealed signal suppression on fast IR (TI 150 and 200ms) at the ordinary concentration of FerriSeltz (100mg Fe/300ml=5.97mmol/l). It was not necessary to use a concentration as high as that on fast SE, probably because the null point of FerriSeltz aqueous solution (5.97mmol/l) is around 150-200ms. Because no negative oral contrast medium for MRI is clinically available, the present method is thought to be useful in view of its relative simplicity in eliminating the digestive tract signal on T_2 weighted images.
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Article type: Appendix
1996 Volume 52 Issue 10 Pages
1292-1293
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Masahiko Okumura, Hidekazu Nambu, Mitsugu Sumita, Yoshihiko Murano
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1996 Volume 52 Issue 10 Pages
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Makoto Towada, Syoji Sato, Mamoru Endo, Takesi Akitu, Syoko Oikawa, To ...
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1996 Volume 52 Issue 10 Pages
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[in Japanese], [in Japanese], [in Japanese], [in Japanese], [in Japane ...
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1996 Volume 52 Issue 10 Pages
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Yoshinobu Mori, Yasumitsu Kawagoe, Kuniaki Sakurai, Mitsuhiro Matsumot ...
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1996 Volume 52 Issue 10 Pages
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Yoshimi Katagiri
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1996 Volume 52 Issue 10 Pages
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E. Kidoya, Y. Ishimori, M. Tanaka, H. Komuro, Y. Yamashita
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1996 Volume 52 Issue 10 Pages
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Masami Maeda, Kazuyoshi Maeda, Masahira Kawakami, Mitsuaki Izawa
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1996 Volume 52 Issue 10 Pages
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Yoshiyuki Ishimori, Eiji Kidoya, Masato Tanaka, Hiroyuki Komuro, Yoshi ...
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1996 Volume 52 Issue 10 Pages
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Ichiro Fujimura, Kenji Sagara, Shigeaki Nishiike, Keiji Sakashita
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1996 Volume 52 Issue 10 Pages
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Mamoru Hayakawa, Shu Ikeda, Fumio Kawamata
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1996 Volume 52 Issue 10 Pages
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Yasuko Sago, Takashi Ishimori, Kazuo Ogawa, Hiroshi Sukeishi, Masaki A ...
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1996 Volume 52 Issue 10 Pages
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Yasunori Nakamura, Hidehiko Todoroki, Yoshihito Ikemoto, Katuya Nakata ...
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1996 Volume 52 Issue 10 Pages
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Kouji Yamamoto, Keiji Watanabe, Munenori Morihara, Takeshi Nishimoto, ...
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1996 Volume 52 Issue 10 Pages
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[in Japanese], [in Japanese], [in Japanese]
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1996 Volume 52 Issue 10 Pages
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S. Kiyosawa, K. Yoshida, Y. Shibata, Y. Nakamura
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1996 Volume 52 Issue 10 Pages
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M. Sakata, Y. Odawara, J. Satoh, M. Sawaishi
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1996 Volume 52 Issue 10 Pages
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Hiroaki Terakoshi, Yoshio Kuramochi, Akira Kawaharada, Shozo Iba
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1996 Volume 52 Issue 10 Pages
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Kazuki Watanabe, Tomoo Sakurai, Kouiti Matsuo, Syunichi Yamoto, Norio ...
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1996 Volume 52 Issue 10 Pages
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Norio Nishii, Keiji Fujimoto, Kouki Kurita, Yasuyoshi Hayakawa, Tomoko ...
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1996 Volume 52 Issue 10 Pages
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Kazuhiko Himuro, Hitoshi Baba, Shouichi Koga
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1996 Volume 52 Issue 10 Pages
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YOSHIHITO IKEMOTO, HIDEHIKO TODOROKI, HISASHI TAKAYA, YASUNORI NAKAMUR ...
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1996 Volume 52 Issue 10 Pages
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M. Terada, N. Kawauchi, M. Takahashi, K. Shimada, Y. Takeda, T. Koyama ...
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1996 Volume 52 Issue 10 Pages
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Shushi yoshikawa, Shin Sakuta, Hiroki Okumura, Kensei Kanna, Masayasu ...
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1996 Volume 52 Issue 10 Pages
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Hidehiko Todoroki, Yasunori Nakamura, Yoshihito Ikemoto, Noriyuki Taba ...
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1996 Volume 52 Issue 10 Pages
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K. Maeda, M. Maeda, M. Kawakami, M. Izawa
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1996 Volume 52 Issue 10 Pages
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K. Maeda, M. Maeda, M. Kawakami, M. Izawa
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1996 Volume 52 Issue 10 Pages
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Hirotuka Imamura, Satoru Kamiya, Katumi Tujioka
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1996 Volume 52 Issue 10 Pages
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Katsumi TSUJIOKA, Hirofumi ANNO, Kazuhiro KATADA, Yoshihiro IDA, Masan ...
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1996 Volume 52 Issue 10 Pages
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[in Japanese], [in Japanese], [in Japanese], [in Japanese], [in Japane ...
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1996 Volume 52 Issue 10 Pages
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[in Japanese], [in Japanese], [in Japanese], [in Japanese]
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1996 Volume 52 Issue 10 Pages
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Yuko Aoki, Hiroshi Takagi, Hisashi Kobayashi, Hiromitsu Hayashi, Tatsu ...
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1996 Volume 52 Issue 10 Pages
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Takao Nishihara, Tokihiro Hashimoto, Sin Motosugi, Yoshitaka Ohnishi, ...
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1996 Volume 52 Issue 10 Pages
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Yun Shen, Shogo Azemoto, Eiji Yoshitome, Yasuo Niio, Shin Hasebe, Yosh ...
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1996 Volume 52 Issue 10 Pages
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Jun Kuwayama, Ryuuji Kawabe, Yasuo Niio, Takesi Habu
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1996 Volume 52 Issue 10 Pages
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Takanaga Niimi, Eiji Ariga, Akihiro Mano, Takaya Saijyo
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1996 Volume 52 Issue 10 Pages
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