Papers - OHSHIKA Shusa
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Utility of Same-Modality, Cross-Domain Transfer Learning for Malignant Bone Tumor Detection on Radiographs: A Multi-Faceted Performance Comparison with a Scratch-Trained Model.
Hasei J, Nakahara R, Otsuka Y, Takeuchi K, Nakamura Y, Ikuta K, Osaki S, Tamiya H, Miwa S, Ohshika S, Nishimura S, Kahara N, Yoshida A, Kondo H, Fujiwara T, Kunisada T, Ozaki T
Cancers 2025.9
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Predictive variables for intraoperative blood loss and surgical time in resection of malignant soft tissue tumors without reconstruction.
13. Nakamura T, Kobayashi E, Takenaka S, Endo M, Hayashi K, Nakata E, Ohshika S, Kawashima H, Hamada T, Horiuchi E, Nishida Y, Hasegawa M, Morii T.
2025.2
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Comparative surgical invasiveness of internal fixation for pathological fractures in metastatic bone disease versus traumatic fractures: a quantitative analysis of operative time and blood loss.
14. Hayashi K, Takenaka S, Ohshika S, Kawashima H, Endo M, Kobayashi E, Nakata E, Nakamura T, Horiuchi K, Hamada T, Nishida Y, Morii T.
Japanese Journal of Clinical Oncology 2025.2
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The Three-Class Annotation Method Improves the AI Detection of Early-Stage Osteosarcoma on Plain Radiographs
Hasei J, Nakahara R, Otsuka Y, Nakamura Y, Ikuta K, Osaki S, Hironari T, Miwa S, Ohshika S, Nishimura S, Kahara N, Yoshida A, Fujiwara T, Nakata E, Kunisada T, Ozaki T.
Cancers 2024.12
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High-quality expert annotations enhance artificial intelligence model accuracy for osteosarcoma X-ray diagnosis.
Hasei J, Nakahara R, Otsuka Y, Nakamura Y, Hironari T, Kahara N, Miwa S, Ohshika S, Nishimura S, Ikuta K, Osaki S, Yoshida A, Fujiwara T, Nakata E, Kunisada T, Ozaki T.
Cancer Science 2024.11
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Inflammatory Rhabdomyoblastic Tumor: Clinicopathologic and Molecular Analysis of 13 Cases.
Odate T, Satomi K, Kubo T, Matsushita Y, Ueno T, Kurose A, Shomori K, Nakai T, Watanabe R, Segawa K, Ohshika S, Miyake N, Kubo S, Shimoi T, Kobayashi E, Komiyama M, Yoshimoto S, Nakatani F, Kawai K, Yatabe Y, Kohsaka S, Ichimura K, Ichikawa H, Yoshida A.
Modern Pathology 37 ( 1 ) 100359 - 100359 2024.1
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Clinical Outocome of Low-Grade Myofibroblastic Sarcoma in Japan: A Multicenter Study from the Japanese Musculoskeletal Oncology Group.
Kito M, Ae K, Okamoto M, Endo M, Ikuta K, Takeuchi A, Yasuda N, Yasuda T, Imura Y, Morii T, Kikuta K, Kawamoto T, Nezu Y, Baba I, Ohshika S, Uehara T, Ueda T, Takahashi J, Kawano H.
Cancers 15 ( 8 ) 2023.4
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Distinction between benign and malignant soft tissue tumors based on an ultrasonographic evaluation of vascularity and elasticity.
Shusa Ohshika, Tatsuro Saruga, Tetsuya Ogawa, Hiroya Ono, Yasuyuki Ishibashi
Oncology Letters 21 ( 4 ) 281 - 281 2021.3
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Uptake of fluorescent D- and L-glucose analogues, 2-NBDG and 2-NBDLG, into human osteosarcoma U2OS cells in a phloretin-inhibitable manner.
Tetsuya Ogawa, Ayako Sasaki, Koki Ono, Shusa Ohshika, Yasuyuki Ishibashi, Katsuya Yamada
Human cell 34 ( 2 ) 634 - 643 2021.3
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Potential of exogenous cartilage proteoglycan as a new material for cartilage regeneration
Ohshika S, Ishibashi Y, Kon A, Kusumi T, Kijima H, Toh S
International Orthopaedics 36 ( 4 ) 869 - 877 2012.4
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Diagnosis and Treatment Approach for Giant Muscle Hematoma of the Thigh Due to a Post-traumatic Arteriovenous Fistula: A Case Report
Tanabu T, Ohshika S, Saruga T, Fujita Y, Kakehata S, Kakeda S, Ishibashi Y
Cureus 2026.1
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Comparative surgical invasiveness of internal fixation for pathological fractures in metastatic bone disease versus traumatic fractures: a quantitative analysis of operative time and blood loss.
Katsuhiro Hayashi, Satoshi Takenaka, Shusa Ohshika, Hiroyuki Kawashima, Makoto Endo, Eisuke Kobayashi, Eiji Nakata, Tomoki Nakamura, Keisuke Horiuchi, Tetsuya Hamada, Yoshihiro Nishida, Takeshi Morii
Japanese journal of clinical oncology 55 ( 6 ) 615 - 620 2025.6
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Predictive variables for intraoperative blood loss and surgical time in resection of malignant soft tissue tumors without reconstruction.
Tomoki Nakamura, Eisuke Kobayashi, Satoshi Takenaka, Makoto Endo, Katsuhiro Hayashi, Eiji Nakata, Shusa Ohshika, Hiroyuki Kawashima, Tetsuya Hamada, Keisuke Horiuchi, Yoshihiro Nishida, Masahiro Hasegawa, Takeshi Morii
Japanese journal of clinical oncology 55 ( 6 ) 610 - 614 2025.6
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The Three-Class Annotation Method Improves the AI Detection of Early-Stage Osteosarcoma on Plain Radiographs: A Novel Approach for Rare Cancer Diagnosis.
Joe Hasei, Ryuichi Nakahara, Yujiro Otsuka, Yusuke Nakamura, Kunihiro Ikuta, Shuhei Osaki, Tamiya Hironari, Shinji Miwa, Shusa Ohshika, Shunji Nishimura, Naoaki Kahara, Aki Yoshida, Tomohiro Fujiwara, Eiji Nakata, Toshiyuki Kunisada, Toshifumi Ozaki
Cancers 17 ( 1 ) 2025.1
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High-quality expert annotations enhance artificial intelligence model accuracy for osteosarcoma X-ray diagnosis.
Joe Hasei, Ryuichi Nakahara, Yujiro Otsuka, Yusuke Nakamura, Tamiya Hironari, Naoaki Kahara, Shinji Miwa, Shusa Ohshika, Shunji Nishimura, Kunihiro Ikuta, Shuhei Osaki, Aki Yoshida, Tomohiro Fujiwara, Eiji Nakata, Toshiyuki Kunisada, Toshifumi Ozaki
Cancer science 115 ( 11 ) 3695 - 3704 2024.11
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A delayed diagnostic case with complaints of severe lower back pain and sciatic nerve symptoms caused by osteoid osteoma of the sacrum: A case report.
Kumagai G, Wada K, Asari T, Nitobe Y, Ohshika S, Ishibashi Y.
Journal of Orthopaedic Science 2023.7
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病的骨折後に無計画切除が行われた大腿骨原発未分化多形肉腫の1例
横森薫、大鹿周佐、猿賀達郎、藤田有紀、石橋恭之
東北整形災害外科学会雑誌 66 ( 1 ) 117 - 120 2023.6
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病的骨折後に無計画切除が行われた大腿骨原発未分化多形肉腫の1例
横森薫, 大鹿周佐, 猿賀達郎, 藤田有紀, 石橋恭之
東北整形災害外科学会雑誌 66 ( 1 ) 117 - 120 2023.1
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Diagnosis and Treatment of Brown Tumor in the Femur Induced by Parathyroid Carcinoma: A Case Report
Yamauchi R, Ohshika S, Ono H, Saruga T, Ogawa T, Ishibashi Y
Case Rep Oncol 15 ( 3 ) 1074 - 1080 2022.11
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A case of dermatofibrosarcoma protuberans with neurofibromatous change.
Kazuhiro Kudoh, Chieko Itabashi, Eiichi Arai, Shusa Ohshika, Hiroki Mizukami
Journal of surgical case reports 2021 ( 12 ) rjab472 2021.12
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中高年における原発性高悪性度悪性骨腫瘍の治療成績と化学療法の有用性
猿賀達郎、大鹿周佐、小川哲也、石橋恭之
東北整形災害外科学会雑誌 64 ( 1 ) 54 - 58 2021.6
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Distinction between benign and malignant soft tissue tumors based on an ultrasonographic evaluation of vascularity and elasticity.
Shusa Ohshika, Tatsuro Saruga, Tetsuya Ogawa, Hiroya Ono, Yasuyuki Ishibashi
Oncology letters 21 ( 4 ) 281 - 281 2021.4
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【希少がん－がん診療の新たな課題－】希少がん疾患各論 骨軟部腫瘍・肉腫 隆起性皮膚線維肉腫
大鹿周佐、石橋恭之
日本臨床 79巻増刊 ( 1 ) 559 - 565 2021.3
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Uptake of fluorescent D- and L-glucose analogues, 2-NBDG and 2-NBDLG, into human osteosarcoma U2OS cells in a phloretin-inhibitable manner.
Tetsuya Ogawa, Ayako Sasaki, Koki Ono, Shusa Ohshika, Yasuyuki Ishibashi, Katsuya Yamada
Human cell 34 ( 2 ) 634 - 643 2021.3
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【希少がん－がん診療の新たな課題－】希少がん疾患各論 骨軟部腫瘍・肉腫 隆起性皮膚線維肉腫
大鹿周佐, 石橋恭之
日本臨床 79 ( 1 ) 559 - 565 2021.1
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中高年における原発性高悪性度悪性骨腫瘍の治療成績と化学療法の有用性
猿賀達郎, 大鹿周佐, 小川哲也, 石橋恭之
東北整形災害外科学会雑誌 64 ( 1 ) 54 - 58 2021.1
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A case of dermatofibrosarcoma protuberans with neurofibromatous change.
Kudoh K, Itabashi C, Arai E, Ohshika S, Mizukami H
J Surg Case Rep 12 rjab472 2021
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【肉腫-基礎・臨床の最新知見-】肉腫の組織型別治療と成績 軟骨肉腫
大鹿周佐、石橋恭之、川井章
日本臨床 2020.10
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Teriparatide may accelerate the growth of a pre-existing malignant tumor in an elderly patient with osteoporosis: A case report.
Tetsuya Ogawa, Shusa Ohshika, Michiro Yanagisawa, Akira Kurose, Yasuyuki Ishibashi
Molecular and clinical oncology 12 ( 2 ) 144 - 147 2020.2
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Teriparatide may accelerate the growth of a pre-existing malignant tumor in an elderly patient with osteoporosis: A case report.
Tetsuya Ogawa, Shusa Ohshika, Michiro Yanagisawa, Akira Kurose, Yasuyuki Ishibashi
Molecular and clinical oncology 12 ( 2 ) 144 - 147 2020.2
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肉腫の組織型別治療と成績 軟骨肉腫
大鹿 周佐, 石橋 恭之, 川井 章
日本臨床 78 ( 5 ) 614 - 621 2020.1
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Diagnosis and conservative treatment of a rare case of femoral intraosseous arteriovenous malformation in a patient with polyostotic fibrous dysplasia: A case report.
Shusa Ohshika, Michiro Yanagisawa, Fumiyasu Tsushima, Yasuyuki Ishibashi
Molecular and clinical oncology 10 ( 6 ) 587 - 591 2019.6
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Diagnosis and conservative treatment of a rare case of femoral intraosseous arteriovenous malformation in a patient with polyostotic fibrous dysplasia: A case report.
Shusa Ohshika, Michiro Yanagisawa, Fumiyasu Tsushima, Yasuyuki Ishibashi
Molecular and clinical oncology 10 ( 6 ) 587 - 591 2019.6
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A case of juxtacortical Ewing sarcoma confirmed by EWSR1-FLI1 fusion gene transcripts - Imprint cytology as a guide for genetic and pathologic analyses -
OKADA Soushi, KATO Noriko, OHSHIKA Shusa, KAMATAKI Akihisa, KUROSE Akira
The Journal of the Japanese Society of Clinical Cytology 58 ( 4 ) 178 - 179 2019
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Chondrogenic re-differentiation potential of chondrocytes after monolayer culture: Comparison between osteoarthritis and young adult patients.
Oishi K., Ohshika S., Furukawa K., Tsuda E., Yamamoto Y., Ishibashi Y.
Journal of Sports Medicine and Therapy 4 16 - 23 2019
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A case of juxtacortical Ewing sarcoma confirmed by <i>EWSR1</i>-<i>FLI1</i> fusion gene transcripts—Imprint cytology as a guide for genetic and pathologic analyses—
OKADA Soushi, KATO Noriko, OHSHIKA Shusa, KAMATAKI Akihisa, KUROSE Akira
The Journal of the Japanese Society of Clinical Cytology 58 ( 4 ) 178 - 179 2019
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肩甲帯離断術を施行した右手原発進行期類上皮肉腫の1例
油川 広太郎, 大鹿 周佐, 柳澤 道朗, 石橋 恭之
東北整形災害外科学会雑誌 61 ( 1 ) 56 - 60 2018.6
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大学生ラグビー選手を対象としたハムストリング肉離れと超音波エラストグラフィーにおける筋硬度との関連
菊池 駿, 熊谷 玄太郎, 大鹿 周佐, 津田 英一, 石橋 恭之
東北整形災害外科学会雑誌 61 ( 1 ) 50 - 52 2018.6
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Distinction between benign and malignant soft tissue tumors based on ultrasonographic evaluation of vascularity and elasticity
OHSHIKA Shusa, YANAGISAWA Michiro, YAMAUCHI Ryota, OGAWA Tetsuya, ISHIBASHI Yasuyuki
Journal of the Eastern Japan Association of Orthopaedics and Traumatology 30 ( 1 ) 41 - 47 2018.3
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超音波検査による軟部腫瘍内の血流および弾性の評価
大鹿 周佐 , 柳澤 道朗 , 山内 良大 , 石橋 恭之
整形・災害外科 2018.1
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大学生ラグビー選手を対象とした剪断波エラストグラフィーを用いたハムストリングトレーニング効果の検討
熊谷 玄太郎, 大鹿 周佐, 津田 英一, 石橋 恭之
青森県スポーツ医学研究会誌 26 1 - 4 2018.1
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橈骨近位部骨肉腫広範切除後に橈骨近位部再建と手指伸展機能再建を行った1例
上里 涼子, 大鹿 周佐, 林 慶充, 柳澤 道朗, 石橋 恭之
日本手外科学会雑誌 2017.4
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Differential diagnoses of stress fracture
59 ( 11 ) 1491 - 1498 2016.10
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A case of Intraosseous Arteriovenous Malformation in right femur treated with Transarterial and Venous Embolization
61 ( 8 ) 1055 - 1059 2016.8
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肩甲骨腫瘍に対する腫瘍切除術後の一例
伊藤 郁恵, 塚本 利昭, 柳澤 道朗, 大鹿 周佐, 津田 英一, 石橋 恭之
国立大学リハビリテーション療法士学術大会誌 37 125 - 129 2016.3
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ゴアテックスソフトティシュパッチとV-Y皮弁による側腹部軟部腫瘍広範切除後の腹壁再建の経験
柳澤 道朗, 大鹿 周佐, 千葉 紀之, 竹内 政道, 石橋 恭之
東北整形災害外科学会雑誌 58 ( 1 ) 64 - 67 2015.6
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Return to Competitive Sports Accompanied by a Change from Sprinting to a Throwing Event after Right Knee Joint Reconstruction with Tumor Prosthesis for Femoral Osteosarcoma : A Case Report
23 ( 2 ) 266 - 270 2015
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Study of the cause of transfer of a patient to another hospital after discharge from orthopaedic surgery of the lower limb
9 ( 1 ) 7 - 10 2015
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A case of an alveolar soft part sarcoma with secondary scapular involvement.
Shusa Ohshika, Akira Kawai
Japanese journal of clinical oncology 42 ( 5 ) 463 - 463 2012.5
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Synovitis, acne, pustulosis, hyperostosis, osteitis (SAPHO) syndrome with femoral bone lesion : report of three cases
62 ( 13 ) 1399 - 1402 2011.12
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Glomus Tumor Arised in the Forearm of an Old Person
4 ( 3 ) 7 - 12 2011.2
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Posterior fixation of spine with spinous process plate
The journal of the Japanese Clinical Orthopaedic Association 35 ( 3 ) 10 - 14 2010.12
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The short-term outcome of opening wedge high tibial osteotomy for varus osteoarthritis of the knee
The journal of the Japanese Clinical Orthopaedic Association 35 ( 2 ) 79 - 86 2010.9
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東北整形災害外科学会第7回 Traveling Fellowship 帰朝報告
大鹿 周佐
東北整形災害外科学会雑誌 = Tohoku journal of orthopaedics and traumatology 54 ( 1 ) 170 - 171 2010.6
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A case of septic arthritis of the hip by pseudomonas aeruginosa with rapid collapse of femoral head without associated obvious fever
OHSHIKA Shusa, AKIMOTO Hiroyuki, SUGAWARA Takashi, NAKAHARA Keiryo, KAWAGISHI Toshimitsu
54 ( 1 ) 61 - 67 2010.6
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Relation between fracture site of pelvic ring and severity of injury: significance of bilateral ischio-pubic fracture
Orthopaedic surgery and traumatology 53 ( 3 ) 285 - 290 2010.3
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A case of clear cell sarcoma of subcutaneous tissue of forearm
OHSHIKA Shusa, YANAGISAWA Michiro, ITABASHI Taito, OMI Hirotsugu, TAZAWA Koji, KAKIZAKI Hiroshi
53 ( 1 ) 163 - 166 2009.6
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Screening of pulmonary thromboembolism for early diagnosis
KOWATARI Kenji, WAKAI Yuji, OHSHIKA Shusa, NITOBE Taisuke
52 ( 1 ) 22 - 27 2008.6
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Severity level of injury after pelvic fracture : Coincident influences of acetabular fracture
OHSHIKA Shusa, NITOBE Taisuke, NAKAMURA Yoshihide, WAKAI Yuuji, KOWATARI Kenji, OGASAWARA Hiroshi
52 ( 1 ) 33 - 37 2008.6
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Decompression with the division of interspinous ligaments for lumbar spinal stenosis in elderly patients
ITABASHI T.
19 ( 2 ) 2008.3
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Effect of Exogenous Proteoglycans on Chondrogenesis of Bone Marrow Mesenchymal Stem Cells
Uesato Ryoko, Ishibashi Yasuyuki, Ohshika Shusa, Naraoka Takuya, Toh Satoshi
The Hirosaki medical journal 59 ( 2 ) 98 - 103 2008
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Free Latissimus Dorsi Transplantation to Provide Active Finger Flexion for the Treatment of Volkmann's Contracture ; A case report
MIURA Hitoshi, TOH Satoshi, KUDOH Satoru, OHSHIKA Shusa
16 ( 3 ) 297 - 302 2003.9
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A case report of forearm lengthening in free vascularized fibular graft by callotasis
OHSHIKA Shusa, TSUBO Kenji, MIURA Hitoshi, KUDOH Satoru, IVAN VALLEJO G., TOH Satoshi
47 ( 1 ) 45 - 48 2003.6
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Osteochondral autogenous transplantation for osteochondral lesion of the talus
SASAKI Kazuhiro, ISHIBASHI Yasuyuki, SASAKI Tomoyuki, OSHIKA Shusa
14 ( 2 ) 162 - 169 2002.6