Search Results - "KARASAWA, Katsuyuki"

Prospective Trial of Stereotactic Body Radiation Therapy for Both Operable and Inoperable T1N0M0 Non-Small Cell Lung Cancer: Japan Clinical Oncology Group Study JCOG0403 by Nagata, Yasushi, MD, Hiraoka, Masahiro, MD, Shibata, Taro, MSc, Onishi, Hiroshi, MD, Kokubo, Masaki, MD, Karasawa, Katsuyuki, MD, Shioyama, Yoshiyuki, MD, Onimaru, Rikiya, MD, Kozuka, Takuyo, MD, Kunieda, Etsuo, MD, Saito, Tsutomu, MD, Nakagawa, Keiichi, MD, Hareyama, Masato, MD, Takai, Yoshihiro, MD, Hayakawa, Kazushige, MD, Mitsuhashi, Norio, MD, Ishikura, Satoshi, MD

“…Purpose To evaluate, in Japan Clinical Oncology Group study 0403, the safety and efficacy of stereotactic body radiation therapy (SBRT) in patients with T1N0M0…”
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Accelerated hypofractionated radiotherapy with 3 Gy per fraction for central/ultra-central lung tumors: toxicity to mediastinal organs by Ito, Kei, Minakami, Shota, Nakajima, Yujiro, Karasawa, Katsuyuki

“…Abstract Background Accelerated hypofractionated radiotherapy with 3 Gy per fraction is routinely performed for central lung tumors in Japan. However, the…”
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Phase 2 Clinical Trial of Separation Surgery Followed by Stereotactic Body Radiation Therapy for Metastatic Epidural Spinal Cord Compression by Ito, Kei, Sugita, Shurei, Nakajima, Yujiro, Furuya, Tomohisa, Hiroaki, Ogawa, Hayakawa, Sara, Hozumi, Takahiro, Saito, Makoto, Karasawa, Katsuyuki

“…Stereotactic body radiation therapy (SBRT) is a postoperative treatment option for spinal metastases. Because data on surgery with SBRT are limited to…”
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Clinical outcomes and prognostic factors of chemoradiotherapy for postoperative lymph node recurrence of esophageal cancer by Kawamoto, Terufumi, Nihei, Keiji, Sasai, Keisuke, Karasawa, Katsuyuki

“…Approximately 28% of esophageal squamous cell carcinoma patients with lymph node recurrence after curative resection could achieve long-term survival with…”
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Stereotactic Body Radiotherapy (SBRT) for Operable Stage I Non–Small-Cell Lung Cancer: Can SBRT Be Comparable to Surgery? by Onishi, Hiroshi, M.D, Shirato, Hiroki, M.D, Nagata, Yasushi, M.D, Hiraoka, Masahiro, M.D, Fujino, Masaharu, M.D, Gomi, Kotaro, M.D, Karasawa, Katsuyuki, M.D, Hayakawa, Kazushige, M.D, Niibe, Yuzuru, M.D, Takai, Yoshihiro, M.D, Kimura, Tomoki, M.D, Takeda, Atsuya, M.D, Ouchi, Atsushi, M.D, Hareyama, Masato, M.D, Kokubo, Masaki, M.D, Kozuka, Takuyo, M.D, Arimoto, Takuro, M.D, Hara, Ryusuke, M.D, Itami, Jun, M.D, Araki, Tsutomu, M.D

“…Purpose To review treatment outcomes for stereotactic body radiotherapy (SBRT) in medically operable patients with Stage I non–small-cell lung cancer (NSCLC),…”
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Stereotactic Body Radiotherapy for Spinal Metastases: Clinical Experience in 134 Cases From a Single Japanese Institution by Ito, Kei, Ogawa, Hiroaki, Shimizuguchi, Takuya, Nihei, Keiji, Furuya, Tomohisa, Tanaka, Hiroshi, Karasawa, Katsuyuki

“…Object: This study aimed to clarify the outcomes of stereotactic body radiotherapy for spinal metastases with a uniform dose fractionation schedule in our…”
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Stereotactic body radiotherapy for bone metastases in patients with colorectal cancer by Ito, Kei, Yamaguchi, Tatsuro, Ogawa, Hiroaki, Nakajima, Yujiro, Karasawa, Katsuyuki

“…Abstract Objective To clarify the clinical outcomes of stereotactic body radiotherapy for colorectal cancer-derived bone metastases and identify factors…”
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The Japan Society for Neuro-Oncology guideline on the diagnosis and treatment of central nervous system germ cell tumors by Nakamura, Hideo, Takami, Hirokazu, Yanagisawa, Takaaki, Kumabe, Toshihiro, Fujimaki, Takamitsu, Arakawa, Yoshiki, Karasawa, Katsuyuki, Terashima, Keita, Yokoo, Hideaki, Fukuoka, Kohei, Sonoda, Yukihiko, Sakurada, Kaori, Mineharu, Yohei, Soejima, Toshinori, Fujii, Motoaki, Shinojima, Naoki, Hara, Junichi, Yamasaki, Kai, Fujimura, Junya, Yamasaki, Fumiyuki, Takahashi, Mayu, Suzuki, Tomonari, Sato, Iori, Nishikawa, Ryo, Sugiyama, Kazuhiko

“…Abstract Primary CNS germ cell tumors (GCTs) are rare neoplasms predominantly observed in the pediatric and young adult populations. In line with the…”
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Clinical outcomes following conventional external beam radiotherapy boost in Japanese patients with cervical cancer who are ineligible for intracavitary brachytherapy by Ito, Kei, Shimizuguchi, Takuya, Karasawa, Katsuyuki

“…We demonstrated poor outcomes following EBRT boost therapy for patients with cervical cancer. FIGO stage IVA and a maximum primary tumor diameter >5 cm were…”
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Clinical outcome of adjuvant radiotherapy for squamous cell carcinoma of the breast; a multicenter retrospective cohort study by Ogita, Mami, Shiraishi, Kenshiro, Karasawa, Katsuyuki, Tokumasu, Kenji, Nakajima, Naomi, Chang, Tachen, Kawamori, Jiro, Yamashita, Hideomi, Nakagawa, Keiichi

“…Because primary squamous cell carcinoma (SCC) of the breast is a rare disease, the standard therapy has not been established. We examined the clinical outcomes…”
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Postradiotherapy persistent lymphopenia as a poor prognostic factor in patients with cervical cancer receiving radiotherapy: a single-center, retrospective study by Taguchi, Ayumi, Furusawa, Akiko, Ito, Kei, Nakajima, Yujiro, Shimizuguchi, Takuya, Hara, Konan, Takao, Maki, Kashiyama, Tomoko, Kino, Nao, Karasawa, Katsuyuki, Yasugi, Toshiharu

“…Background Radiotherapy (RT) is effective in cervical cancer; radiation-induced lymphopenia correlates with poor survival outcome in several cancer types. We…”
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Hypofractionated stereotactic radiotherapy (HypoFXSRT) for stage I non-small cell lung cancer: updated results of 257 patients in a Japanese multi-institutional study by Onishi, Hiroshi, Shirato, Hiroki, Nagata, Yasushi, Hiraoka, Masahiro, Fujino, Masaharu, Gomi, Kotaro, Niibe, Yuzuru, Karasawa, Katsuyuki, Hayakawa, Kazushige, Takai, Yoshihiro, Kimura, Tomoki, Takeda, Atsuya, Ouchi, Atsushi, Hareyama, Masato, Kokubo, Masaki, Hara, Ryusuke, Itami, Jun, Yamada, Kazunari, Araki, Tsutomu

“…Hypofractionated stereotactic radiotherapy (HypoFXSRT) has recently been used for the treatment of small lung tumors. We retrospectively analyzed the treatment…”
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Local control of stereotactic body radiotherapy with dynamic tumor tracking for lung tumors: a propensity score-matched analysis by Machitori, Yumiko, Ito, Kei, Kito, Satoshi, Nakajima, Yujiro, Saito, Makoto, Karasawa, Katsuyuki

“…Abstract Background Dynamic tumor tracking (DTT) is a method of respiratory motion management in radiotherapy. It reduces the radiation field but risks…”
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Electron beam intraoperative radiotherapy for metastatic epidural spinal cord compression: a prospective observational study by Ito, Kei, Sugita, Shurei, Nakajima, Yujiro, Hozumi, Takahiro, Yamakawa, Kiyofumi, Fujiwara, Masanori, Karasawa, Katsuyuki

“…To assess the additional effects of intraoperative radiotherapy (IORT) with decompression surgery and adjuvant external beam radiotherapy (EBRT) for metastatic…”
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Multi-institutional phase II study on the safety and efficacy of dynamic tumor tracking-stereotactic body radiotherapy for lung tumors by Matsuo, Yukinori, Hiraoka, Masahiro, Karasawa, Katsuyuki, Kokubo, Masaki, Sakamoto, Takashi, Mukumoto, Nobutaka, Nakamura, Mitsuhiro, Morita, Satoshi, Mizowaki, Takashi

“…•Multi-institutional phase II study of DTT-SBRT was conducted for lung tumors.•Forty-eight patients with lung tumors presenting with respiratory motion were…”
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Field‐size correction factors of a radiophotoluminescent glass dosimeter for small‐field and intensity‐modulated radiation therapy beams by Hashimoto, Shimpei, Fujita, Yukio, Katayose, Tetsurou, Mizuno, Hideyuki, Saitoh, Hidetoshi, Karasawa, Katsuyuki

“…Purpose We evaluated the energy responses of a radiophotoluminescent glass dosimeter (RPLD) to variations in small‐field and intensity‐modulated radiation…”
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Palliative radiotherapy and chemoradiotherapy in stage IVA/B esophageal cancer patients with dysphagia by Kawamoto, Terufumi, Nihei, Keiji, Sasai, Keisuke, Karasawa, Katsuyuki

“…Background Palliative therapeutic strategies in esophageal squamous cell carcinoma (ESCC) patients with dysphagia remain controversial. Only few studies have…”
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Determining the recommended dose of stereotactic body radiotherapy boost in patients with cervical cancer who are unsuitable for intracavitary brachytherapy: a phase I dose-escalation study by Ito, Kei, Kito, Satoshi, Nakajima, Yujiro, Shimizuguchi, Takuya, Ogawa, Hiroaki, Nihei, Keiji, Tanaka, Hiroshi, Kino, Nao, Yasugi, Toshiharu, Karasawa, Katsuyuki

“…Some patients are ineligible for intracavitary brachytherapy (ICBT) for locally advanced cervical cancer. Stereotactic body radiotherapy (SBRT) could be a good…”
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Clinical problems on the PSA failure assessment and management for prostate cancer by Karasawa, Katsuyuki

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Combination Therapy for a Severe Axillary Keloid with Abscesses: A Case Report by Dohi, Teruyuki, Cho, Hoyu, Kamegai, Mina, Fukumitsu, Kumi, Shimizuguchi, Takuya, Hayakawa, Sara, Karasawa, Katsuyuki, Ogawa, Rei

“…Keloids are laterally growing fibroproliferative skin disorders. Severe keloids spread widely, sometimes over joints, thus significantly limiting motor…”
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