Updated on 2022/05/16

写真a

 
OKITA KAZUTAKA
 
Affiliation
University Hospital Urology

Papers

  • Association of oncological response between the first-line chemotherapy and subsequent immune checkpoint inhibitors therapy in patients with unresectable or metastatic urothelial carcinoma

    Ozaki Kai, Hatakeyama Shingo, Hamaya Tomoko, Okita Kazutaka, Hashimoto Yasuhiro, Ohyama Chikara

    INTERNATIONAL JOURNAL OF UROLOGY   29 ( 4 )   362 - 364   2022.4

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  • Management of bladder cancer in older patients

    Hatakeyama Shingo, Narita Shintaro, Okita Kazutaka, Narita Takuma, Iwamura Hiromichi, Fujita Naoki, Inokuchi Junichi, Matsui Yoshiyuki, Kitamura Hiroshi, Ohyama Chikara

    JAPANESE JOURNAL OF CLINICAL ONCOLOGY   52 ( 3 )   203 - 213   2022.3

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  • Effect of advanced glycation end products on nocturia or sleep disorders: A longitudinal study.

    Konishi S, Hatakeyama S, Imai A, Okita K, Kido K, Ozaki Y, Uemura N, Iwane T, Okamoto T, Yamamoto H, Yoneyama T, Hashimoto Y, Ohyama C

    BJUI compass   3 ( 2 )   162 - 168   2022.3

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  • External validation of the REMARCC model for the selection of cytoreductive nephrectomy in patients with primary metastatic renal cell carcinoma: A multicenter retrospective study

    Okita Kazutaka, Hatakeyama Shingo, Naito Sei, Numakura Kazuyuki, Kato Renpei, Koguchi Tomoyuki, Kojima Takahiro, Kawasaki Yoshihide, Kandori Shuya, Kawamura Sadafumi, Nishiyama Hiroyuki, Ito Akihiro, Kojima Yoshiyuki, Habuchi Tomonori, Obara Wataru, Tsuchiya Norihiko, Ohyama Chikara

    UROLOGIC ONCOLOGY-SEMINARS AND ORIGINAL INVESTIGATIONS   39 ( 12 )   836.e11 - 836.e17   2021.12

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  • The effect of number of treatment cycles of platinum-based first-line chemotherapy on maximum radiological response in patients with advanced urothelial carcinoma

    Okita Kazutaka, Hatakeyama Shingo, Hagiwara Kazuhisa, Suzuki Yuichiro, Tanaka Toshikazu, Noro Daisuke, Tokui Noriko, Fujita Naoki, Konishi Sakae, Okamoto Teppei, Yoneyama Tohru, Yamamoto Hayato, Yoneyama Takahiro, Hashimoto Yasuhiro, Ohyama Chikara

    UROLOGIC ONCOLOGY-SEMINARS AND ORIGINAL INVESTIGATIONS   39 ( 12 )   832.e17 - 832.e23   2021.12

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  • Impact of chronic kidney disease on oncological outcomes in patients with high-risk non-muscle-invasive bladder cancer who underwent adjuvant bacillus Calmette-Guerin therapy

    Fujita Naoki, Hatakeyama Shingo, Okita Kazutaka, Momota Masaki, Narita Takuma, Tobisawa Yuki, Yoneyama Tohru, Yamamoto Hayato, Imai Atsushi, Ito Hiroyuki, Yoneyama Takahiro, Hashimoto Yasuhiro, Yoshikawa Kazuaki, Ohyama Chikara

    UROLOGIC ONCOLOGY-SEMINARS AND ORIGINAL INVESTIGATIONS   39 ( 3 )   191.e9 - 191.e16   2021.3

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  • A Longitudinal Study of Bidirectional Relationships between Sleep Disorder and Frequency of Nocturia: Results from the Iwaki Health Promotion Project

    Konishi Sakae, Hatakeyama Shingo, Imai Atsushi, Kumagai Mika, Okamoto Teppei, Okita Kazutaka, Hamano Itsuto, Narita Takuma, Kojima Yuta, Iwamura Hiromichi, Yamamoto Hayato, Yoneyama Tohru, Yoneyama Takahiro, Hashimoto Yasuhiro, Ohyama Chikara

    UROLOGIA INTERNATIONALIS   105 ( 3-4 )   232 - 239   2021.2

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  • Overactive bladder and sleep disturbance have a significant effect on indoor falls: Results from the community health survey in Japan

    Konishi Sakae, Hatakeyama Shingo, Imai Atsushi, Kumagai Mika, Okita Kazutaka, Togashi Kyo, Hamaya Tomoko, Hamano Itsuto, Okamoto Teppei, Iwamura Hiromichi, Yamamoto Hayato, Yoneyama Takahiro, Hashimoto Yasuhiro, Ohyama Chikara

    LUTS-LOWER URINARY TRACT SYMPTOMS   13 ( 1 )   56 - 63   2021.1

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  • Intraoperative upper urinary tract cytology examination is a risk factor of upper urinary tract recurrence in patients with non-muscle-invasive bladder cancer

    Fujita Naoki, Hatakeyama Shingo, Okita Kazutaka, Momota Masaki, Tobisawa Yuki, Yoneyama Tohru, Yamamoto Hayato, Imai Atsushi, Ito Hiroyuki, Yoneyama Takahiro, Hashimoto Yasuhiro, Yoshikawa Kazuaki, Ohyama Chikara

    UROLOGIC ONCOLOGY-SEMINARS AND ORIGINAL INVESTIGATIONS   39 ( 1 )   75.e9 - 75.e16   2021.1

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  • Comparison of zinc acetate hydrate and polaprezinc for zinc deficiency in patients on maintenance hemodialysis: A single-center, open-label, prospective randomized study

    Okamoto Teppei, Hatakeyama Shingo, Konishi Sakae, Okita Kazutaka, Tanaka Yoshimi, Imanishi Kengo, Takashima Tooru, Saitoh Fumitada, Suzuki Tadashi, Ohyama Chikara

    THERAPEUTIC APHERESIS AND DIALYSIS   24 ( 5 )   568 - 577   2020.10

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  • Frailty is significantly associated with the type of urinary diversion in patients with muscle-invasive bladder cancer

    Okita Kazutaka, Hatakeyama Shingo, Momota Masaki, Soma Osamu, Hamano Itsuto, Tanaka Toshikazu, Iwamura Hiromichi, Fujita Naoki, Okamoto Teppei, Yamamoto Hayato, Yoneyama Takahiro, Hashimoto Yasuhiro, Yoshikawa Kazuaki, Kawaguchi Toshiaki, Ohyama Chikara

    INTERNATIONAL JOURNAL OF UROLOGY   27 ( 8 )   649 - 654   2020.8

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  • The Effect of Treatment Sequence on Overall Survival for Men With Metastatic Castration-resistant Prostate Cancer: A Multicenter Retrospective Study

    Okita Kazutaka, Hatakeyama Shingo, Narita Shintaro, Takahashi Masahiro, Sakurai Toshihiko, Kawamura Sadafumi, Hoshi Senji, Ishida Masanori, Kawaguchi Toshiaki, Ishidoya Shigeto, Shimoda Jiro, Sato Hiromi, Mitsuzuka Koji, Ito Akihiro, Tsuchiya Norihiko, Arai Yoichi, Habuchi Tomonori, Ohyama Chikara

    CLINICAL GENITOURINARY CANCER   18 ( 2 )   E103 - E111   2020.4

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  • STone Episode Prediction: Development and validation of the prediction nomogram for urolithiasis

    Okita Kazutaka, Hatakeyama Shingo, Imai Atsushi, Tanaka Toshikazu, Hamano Itsuto, Okamoto Teppei, Tobisawa Yuki, Yoneyama Tohru, Yamamoto Hayato, Yoneyama Takahiro, Hashimoto Yasuhiro, Nakaji Shigeyuki, Suzuki Tadashi, Ohyama Chikara

    INTERNATIONAL JOURNAL OF UROLOGY   27 ( 4 )   344 - 349   2020.4

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  • The effect of treatment sequence on overall survival for men with metastatic castration-resistant prostate cancer: A multicenter retrospective study

    Hatakeyama Shingo, Okita Kazutaka, Yamamoto Hayato, Yoneyama Takahiro, Hashimoto Yasuhiro, Ohyama Chikara

    JOURNAL OF CLINICAL ONCOLOGY   38 ( 6 )   2020.2

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  • The Relationship Between Gait Function and Erectile Dysfunction: Results from a Community-Based Cross-Sectional Study in Japan

    Okamoto Teppei, Hatakeyama Shingo, Imai Atsushi, Konishi Sakae, Okita Kazutaka, Yamamoto Hayato, Tobisawa Yuki, Yoneyama Tohru, Mori Kazuyuki, Yoneyama Takahiro, Hashimoto Yasuhiro, Nakaji Shigeyuki, Ohyama Chikara

    JOURNAL OF SEXUAL MEDICINE   16 ( 12 )   1922 - 1929   2019.12

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  • Current status of site-specific cancer registry system for the clinical researches: aiming for future contribution by the assessment of present medical care

    Hirata Koichi, Imamura Masafumi, Fujiwara Toshiyoshi, Fukui Tsuguya, Furukawa Toshiharu, Gotoh Mitsukazu, Hakamada Kenichi, Ishiguro Megumi, Kakeji Yoshihiro, Konno Hiroyuki, Miyata Hiroaki, Morin Masaki, Okita Kenji, Sato Masami, Shibata Akiko, Takemasa Ichiro, Unno Michiaki, Yokoi Kohei, Nishidate Toshihiko, Nishiyama Masahiko

    INTERNATIONAL JOURNAL OF CLINICAL ONCOLOGY   24 ( 9 )   1161 - 1168   2019.9

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  • Impact of Disagreement Between Two Risk Group Models on Prognosis in Patients With Metastatic Renal-Cell Carcinoma

    Okita Kazutaka, Hatakeyama Shingo, Tanaka Toshiaki, Ikehata Yoshinori, Tanaka Toshikazu, Fujita Naoki, Ishibashi Yusuke, Yamamoto Hayato, Yoneyama Takahiro, Hashimoto Yasuhiro, Yoshikawa Kazuaki, Kawaguchi Toshiaki, Masumori Naoya, Kitamura Hiroshi, Ohyama Chikara

    CLINICAL GENITOURINARY CANCER   17 ( 3 )   E440 - E446   2019.6

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  • Relationship between oxidative stress and lower urinary tract symptoms: results from a community health survey in Japan

    Matsumoto Teppei, Hatakeyama Shingo, Imai Atsushi, Tanaka Toshikazu, Hagiwara Kazuhisa, Konishi Sakae, Okita Kazutaka, Yamamoto Hayato, Tobisawa Yuki, Yoneyama Tohru, Yoneyama Takahiro, Hashimoto Yasuhiro, Koie Takuya, Nakaji Shigeyuki, Ohyama Chikara

    BJU INTERNATIONAL   123 ( 5 )   877 - 884   2019.5

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  • Postoperative weight loss followed by radical cystectomy predicts poor prognosis in patients with muscle-invasive bladder cancer

    Okita Kazutaka, Hatakeyama Shingo, Fujita Naoki, Konishi Sakae, Yamamoto Hayato, Imai Atsushi, Yoneyama Takahiro, Hashimoto Yasuhiro, Ito Hiroyuki, Yoshikawa Kazuaki, Koie Takuya, Ohyama Chikara

    MEDICAL ONCOLOGY   36 ( 1 )   7   2019.1

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  • The gap of frailty value from a community-dwelling population predict oncological outcomes in patients with urological cancers

    Hatakeyama S., Konishi S., Okita K., Soma O., Matsumoto T., Yoneyama T., Hashimoto Y., Koie T., Ohyama C.

    ANNALS OF ONCOLOGY   29   2018.11

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  • Does neoadjuvant chemotherapy promote chemoresistance after recurrence in patients with muscle-invasive bladder cancer?

    Hatakeyama S., Kodama H., Konishi S., Okita K., Yamamoto H., Imai A., Yoneyama T., Hashimoto Y., Koie T., Ohyama C.

    ANNALS OF ONCOLOGY   29   76 - 76   2018.11

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  • Low serum butyrylcholinesterase is independently related to low fetuin-A in patients on hemodialysis: a cross-sectional study

    Okamoto Teppei, Tsutaya Chikako, Hatakeyama Shingo, Konishi Sakae, Okita Kazutaka, Tanaka Yoshimi, Imanishi Kengo, Takashima Tooru, Saitoh Fumitada, Suzuki Tadashi, Ohyama Chikara

    INTERNATIONAL UROLOGY AND NEPHROLOGY   50 ( 9 )   1713 - 1720   2018.9

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  • Second-generation antipsychotics and bone turnover in schizophrenia

    Okita Kyoji, Kanahara Nobuhisa, Nishimura Motoi, Yoshida Toshihiko, Yasui-Furukori Norio, Niitsu Tomihisa, Yoshida Taisuke, Ishikawa Masatomo, Kimura Hiroshi, Nomura Fumio, Iyo Masaomi

    SCHIZOPHRENIA RESEARCH   157 ( 1-3 )   137 - 141   2014.8

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  • Preventive effect of FK143, a 5 alpha-reductase inhibitor, on chemical hepatocarcinogenesis in rats

    Maruyama S, Nagasue N, Dhar DK, Yamanoi A, El-Assal ON, Satoh K, Okita K

    CLINICAL CANCER RESEARCH   7 ( 7 )   2096 - 2104   2001.7

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