Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

Koichi Ogura · SciRah

Researcher profile · Semantic Scholar

Koichi Ogura

Share profile

Koichi Ogura — researcher profile on SciRah

h-index: 28
Works: 86
Citations: 2,198

Most-cited papers

Statistics of soft-tissue sarcoma in Japan: Report from the Bone and Soft Tissue Tumor Registry in Japan.
Koichi Ogura, T. Higashi, A. Kawai
2017Journal of Orthopaedic Science107 citations Open access
Semantic Scholar
Statistics of bone sarcoma in Japan: Report from the Bone and Soft Tissue Tumor Registry in Japan.
Koichi Ogura, T. Higashi, A. Kawai
2017Journal of Orthopaedic Science100 citations
Semantic Scholar
Unique mutation portraits and frequent COL2A1 gene alteration in chondrosarcoma
Y. Totoki, A. Yoshida, F. Hosoda, Hiromi Nakamura +10 more
2014Genome Research90 citations Open access
Semantic Scholar
Integrated genetic and epigenetic analysis of myxofibrosarcoma
Koichi Ogura, F. Hosoda, Y. Arai, Hiromi Nakamura +11 more
2018Nature Communications78 citations Open access
Semantic Scholar
What Are the Minimum Clinically Important Differences in SF-36 Scores in Patients with Orthopaedic Oncologic Conditions?
Koichi Ogura, Mohamed A. Yakoub, Alexander B. Christ, T. Fujiwara +3 more
2020Clinical Orthopaedics and Related Research77 citations Open access
Semantic Scholar
CIC break‐apart fluorescence in‐situ hybridization misses a subset of CIC–DUX4 sarcomas: a clinicopathological and molecular study
A. Yoshida, Y. Arai, E. Kobayashi, K. Yonemori +7 more
2017Histopathology77 citations
Semantic Scholar
Alveolar Soft Part Sarcoma: A Single-Center 26-Patient Case Series and Review of the Literature
Koichi Ogura, Y. Beppu, H. Chuman, A. Yoshida +4 more
2012Sarcoma77 citations Open access
Semantic Scholar
Administration of nonsteroidal anti-inflammatory drugs accelerates spontaneous healing of osteoid osteoma
T. Goto, Y. Shinoda, Tomotake Okuma, Koichi Ogura +3 more
2011Archives of Orthopaedic and Trauma Surgery70 citations
Semantic Scholar
Development and external validation of nomograms predicting distant metastases and overall survival after neoadjuvant chemotherapy and surgery for patients with nonmetastatic osteosarcoma: A multi‐institutional study
Koichi Ogura, T. Fujiwara, H. Yasunaga, H. Matsui +16 more
2015Cancer65 citations Open access
Semantic Scholar
Descriptive epidemiology and outcomes of bone sarcomas in adolescent and young adult patients in Japan
T. Fukushima, Koichi Ogura, T. Akiyama, K. Takeshita +1 more
2018BMC Musculoskeletal Disorders57 citations Open access
Semantic Scholar
Pelvic ring reconstruction with a double-barreled free vascularized fibula graft after resection of malignant pelvic bone tumor
Koichi Ogura, M. Sakuraba, S. Miyamoto, T. Fujiwara +2 more
2015Archives of Orthopaedic and Trauma Surgery54 citations Open access
Semantic Scholar
Absence of H3F3A mutation in a subset of malignant giant cell tumor of bone
Keniti Yoshida, Y. Nakano, Mai Honda-Kitahara, Susumu Wakai +9 more
2019Modern Pathology53 citations Open access
Semantic Scholar
Role of Tumor-Associated Macrophages in Sarcomas
T. Fujiwara, J. Healey, Koichi Ogura, A. Yoshida +8 more
2021Cancers52 citations Open access
Semantic Scholar
Reliability and Validity of the Musculoskeletal Tumor Society Scoring System for the Upper Extremity in Japanese Patients
K. Uehara, Koichi Ogura, T. Akiyama, Y. Shinoda +6 more
2017Clinical Orthopaedics and Related Research48 citations Open access
Semantic Scholar
Extraskeletal myxoid chondrosarcoma: a review of 23 patients treated at a single referral center with long-term follow-up
Koichi Ogura, T. Fujiwara, Y. Beppu, H. Chuman +3 more
2012Archives of Orthopaedic and Trauma Surgery48 citations
Semantic Scholar
Intercalary Reconstruction after Wide Resection of Malignant Bone Tumors of the Lower Extremity Using a Composite Graft with a Devitalized Autograft and a Vascularized Fibula
Koichi Ogura, S. Miyamoto, M. Sakuraba, T. Fujiwara +2 more
2015Sarcoma45 citations Open access
Semantic Scholar
Analysis of the Infiltrative Features of Chordoma: The Relationship Between Micro-Skip Metastasis and Postoperative Outcomes
T. Akiyama, Koichi Ogura, Tabu Gokita, S. Tsukushi +9 more
2018Annals of Surgical Oncology43 citations
Semantic Scholar
Minimum clinically important difference of major patient-reported outcome measures in patients undergoing decompression surgery for lumbar spinal stenosis.
Yoji Ogura, Koichi Ogura, Yoshiomi Kobayashi, Takahiro Kitagawa +6 more
2020Clinical neurology and neurosurgery (Dutch-Flemish ed. Print)42 citations
Semantic Scholar
Massively parallel sequencing of tenosynovial giant cell tumors reveals novel CSF1 fusion transcripts and novel somatic CBL mutations
Y. Tsuda, M. Hirata, K. Katayama, T. Motoi +22 more
2019International Journal of Cancer42 citations Open access
Semantic Scholar
Local Control of Soft Tissue and Bone Sarcomas.
J. Crompton, Koichi Ogura, N. Bernthal, A. Kawai +1 more
2018Journal of Clinical Oncology40 citations Open access
Semantic Scholar
The outcomes and prognostic factors in patients with osteosarcoma according to age: a Japanese nationwide study with focusing on the age differences
Y. Tsuda, Koichi Ogura, Y. Shinoda, Hiroshi Kobayashi +2 more
2018BMC Cancer38 citations Open access
Semantic Scholar
Impact of hospital volume on postoperative complications and in-hospital mortality after musculoskeletal tumor surgery: analysis of a national administrative database.
Koichi Ogura, H. Yasunaga, H. Horiguchi, K. Ohe +3 more
2013Journal of Bone and Joint Surgery. American volume38 citations
Semantic Scholar
Periacetabular reconstruction following limb-salvage surgery for pelvic sarcomas
T. Fujiwara, Koichi Ogura, Alexander B. Christ, M. Bartelstein +3 more
2021Journal of Bone Oncology36 citations Open access
Semantic Scholar
Prognostic Value of Relevant Clinicopathologic Variables in Epithelioid Sarcoma: A Multi-Institutional Retrospective Study of 44 Patients
N. Asano, A. Yoshida, Koichi Ogura, E. Kobayashi +7 more
2015Annals of Surgical Oncology36 citations Open access
Semantic Scholar
Reliability and Validity of a Japanese-language and Culturally Adapted Version of the Musculoskeletal Tumor Society Scoring System for the Lower Extremity
S. Iwata, K. Uehara, Koichi Ogura, T. Akiyama +3 more
2016Clinical Orthopaedics and Related Research34 citations Open access
Semantic Scholar
Can A Multivariate Model for Survival Estimation in Skeletal Metastases (PATHFx) Be Externally Validated Using Japanese Patients?
Koichi Ogura, Tabu Gokita, Y. Shinoda, H. Kawano +5 more
2017Clinical Orthopaedics and Related Research31 citations Open access
Semantic Scholar
Highly recurrent H3F3A mutations with additional epigenetic regulator alterations in giant cell tumor of bone
Koichi Ogura, F. Hosoda, Hiromi Nakamura, Natsuko Hama +9 more
2017Genes, Chromosomes and Cancer30 citations
Semantic Scholar
Cross-cultural adaptation and validation of the Japanese version of the Toronto Extremity Salvage Score (TESS) for patients with malignant musculoskeletal tumors in the lower extremities
Koichi Ogura, K. Uehara, T. Akiyama, S. Iwata +8 more
2015Journal of Orthopaedic Science29 citations Open access
Semantic Scholar
Rate and Risk Factors for Wound Complications after Internal Hemipelvectomy
Koichi Ogura, P. Boland, N. Fabbri, J. Healey
2020The Bone & Joint Journal27 citations Open access
Semantic Scholar
Second primary osteosarcomas in patients with retinoblastoma.
T. Fujiwara, M. Fujiwara, K. Numoto, Koichi Ogura +4 more
2015Japanese Journal of Clinical Oncology27 citations
Semantic Scholar
Therapeutic potential of NTRK3 inhibition in desmoplastic small round cell tumor
Koichi Ogura, Romel Somwar, J. Hmeljak, H. Magnan +16 more
2020Clinical Cancer Research26 citations Open access
Semantic Scholar
Mesenchymal chondrosarcoma: A Japanese Musculoskeletal Oncology Group (JMOG) study on 57 patients
Y. Tsuda, Koichi Ogura, M. Hakozaki, Kazutaka Kikuta +6 more
2017Journal of Surgical Oncology26 citations Open access
Semantic Scholar
Minimal clinically important differences in Toronto Extremity Salvage Score for patients with lower extremity sarcoma.
Koichi Ogura, K. Uehara, T. Akiyama, Y. Shinoda +11 more
2020Journal of Orthopaedic Science25 citations
Semantic Scholar
Reconstruction using a constrained‐type hip tumor prosthesis after resection of malignant periacetabular tumors: A study by the Japanese Musculoskeletal Oncology Group (JMOG)
Koichi Ogura, Michiro Susa, H. Morioka, A. Matsumine +4 more
2018Journal of Surgical Oncology25 citations
Semantic Scholar
Post-radiation sarcoma: A study by the Eastern Asian Musculoskeletal Oncology Group
M. Joo, Yong Kang, Koichi Ogura, S. Iwata +7 more
2018PLoS ONE22 citations Open access
Semantic Scholar
Impact of geriatric factors on surgical and prognostic outcomes in elderly patients with soft-tissue sarcoma
Y. Tsuda, Koichi Ogura, E. Kobayashi, T. Hiruma +8 more
2017Japanese Journal of Clinical Oncology21 citations
Semantic Scholar
Patients with increased time to treatment initiation have poorer survival after definitive surgery for localised high-grade soft tissue sarcoma in the extremity and trunk: Report from the National Cancer Database (NCDB)
Koichi Ogura, T. Fujiwara, J. Healey
2021The Bone & Joint Journal20 citations Open access
Semantic Scholar
Minimal clinically important differences in SF‐36 global score: Current value in orthopedic oncology
Koichi Ogura, M. Bartelstein, Mohamed A. Yakoub, Zarko Nikolic +2 more
2020Journal of Orthopaedic Research20 citations Open access
Semantic Scholar
Minimally clinically important differences for the Japanese Orthopaedic Association Back Pain Evaluation Questionnaire (JOABPEQ) following decompression surgery for lumbar spinal stenosis.
Yoji Ogura, Koichi Ogura, Yoshiomi Kobayashi, Takahiro Kitagawa +6 more
2019Journal of clinical neuroscience20 citations
Semantic Scholar
Clinical Outcomes of Surgical Treatments for Primary Malignant Bone Tumors Arising in the Acetabulum
T. Fujiwara, Koichi Ogura, E. Kobayashi, Y. Tanzawa +3 more
2015Sarcoma20 citations Open access
Semantic Scholar
Immediate soft-tissue reconstruction using a rectus abdominis myocutaneous flap following wide resection of malignant bone tumours of the pelvis.
Koichi Ogura, S. Miyamoto, M. Sakuraba, H. Chuman +2 more
2014The Bone & Joint Journal20 citations
Semantic Scholar
Chronic expanding hematoma with a significantly high fluorodeoxyglucose uptake on 18F-fluorodeoxyglucose positron emission tomography, mimicking a malignant soft tissue tumor: a case report
Y. Nishida, E. Kobayashi, Daisuke Kubota, Nokitaka Setsu +6 more
2014Journal of Medical Case Reports20 citations Open access
Semantic Scholar
Greater travel distance to specialized facilities is associated with higher survival for patients with soft-tissue sarcoma: US nationwide patterns
T. Fujiwara, Koichi Ogura, J. Healey
2021PLoS ONE19 citations Open access
Semantic Scholar
Development of nomograms for prognostication of patients with primary soft tissue sarcomas of the trunk and extremity: report from the Bone and Soft Tissue Tumor Registry in Japan
Masaya Sekimizu, Koichi Ogura, H. Yasunaga, H. Matsui +3 more
2019BMC Cancer18 citations Open access
Semantic Scholar
Cross-cultural adaptation and validation of the Japanese version of the Toronto Extremity Salvage Score (TESS) for patients with malignant musculoskeletal tumors in the upper extremities.
T. Akiyama, K. Uehara, Koichi Ogura, Y. Shinoda +8 more
2017Journal of Orthopaedic Science18 citations Open access
Semantic Scholar
Long-term Competing Risks for Overall and Cause-Specific Failure of Rotating-Hinge Distal Remoral Arthroplasty for Tumour Reconstruction
Koichi Ogura, T. Fujiwara, Carol D. Morris, P. Boland +1 more
2021The Bone & Joint Journal17 citations Open access
Semantic Scholar
Comprehensive molecular and clinicopathological profiling of desmoid tumours.
S. Kohsaka, M. Hirata, Masachika Ikegami, T. Ueno +19 more
2021European Journal of Cancer17 citations Open access
Semantic Scholar
What Is the Effect of Advanced Age and Comorbidity on Postoperative Morbidity and Mortality After Musculoskeletal Tumor Surgery?
Koichi Ogura, H. Yasunaga, H. Horiguchi, K. Fushimi +1 more
2014Clinical Orthopaedics and Related Research17 citations Open access
Semantic Scholar
Incidence and Risk Factors for Pulmonary Embolism After Primary Musculoskeletal Tumor Surgery
Koichi Ogura, H. Yasunaga, H. Horiguchi, K. Ohe +1 more
2013Clinical Orthopaedics and Related Research17 citations Open access
Semantic Scholar
Successful treatment of desmoid tumor of the chest wall with tranilast: a case report
T. Goto, T. Nemoto, Koichi Ogura, T. Hozumi +1 more
2010Journal of Medical Case Reports17 citations Open access
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

A. Kawai×32
Invite
A. Kawai — researcher profile on SciRah
H. Kawano×14
Invite
H. Kawano — researcher profile on SciRah
T. Fujiwara×13
Invite
T. Fujiwara — researcher profile on SciRah
S. Iwata×13
Invite
S. Iwata — researcher profile on SciRah

×10

Invite

H. Chuman — researcher profile on SciRah

Invite

A. Yoshida — researcher profile on SciRah

Invite

Y. Shinoda — researcher profile on SciRah

Invite

T. Yonemoto — researcher profile on SciRah

Invite

J. Healey — researcher profile on SciRah

E. Kobayashi×8

Invite

E. Kobayashi — researcher profile on SciRah

Sakae Tanaka×7

Invite

Sakae Tanaka — researcher profile on SciRah

Invite

T. Akiyama — researcher profile on SciRah