公益財団法人がん研究会有明病院 副院長・医療情報部長

日本がん治療認定医機構 がん治療認定医 日本放射線腫瘍学会 放射線治療専門医

小口 正彦 おぐち まさひこ 先生

1983年より放射線腫瘍医としてキャリアをはじめる。2009年にはがん研究会有明病院放射線治療部部長に就任。2000年以降、10,000例以上の放射線治療を担当してきた。厚生労働省がん研究助成金:放射線治療における臨床試験の体系化に関する研究主任研究者等を歴任。

基本情報

診療科・主な得意領域

  • 放射線科
  • 緩和治療
  • 医療データベース

続きを読む

資格・学会・役職

日本がん治療認定医機構 がん治療認定医
日本放射線腫瘍学会 放射線治療専門医
  • 公益財団法人がん研究会有明病院 副院長・医療情報部長

所属病院

がん研究会有明病院

  • 内科 血液内科 精神科 脳神経外科 呼吸器外科 消化器外科 整形外科 形成外科 皮膚科 泌尿器科 婦人科 眼科 歯科 麻酔科 乳腺外科 呼吸器内科 腫瘍内科 感染症内科 消化器内科 肝胆膵内科 漢方内科 肝胆膵外科 放射線診断科 放射線治療科 頭頸部外科
  • 東京都江東区有明3丁目8-31
  • ゆりかもめ 有明 徒歩2分 りんかい線 国際展示場 徒歩4分
  • 03-3520-0111
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がん研究会有明病院

来歴等

略歴

1983年 信州大学医学部卒業
1997年 信州大学医学部附属病院中央放射線部 助教授
2000年 癌研究会附属病院放射線治療科 医長
2009年 がん研究会有明病院放射線治療部 部長
2012年 がん研究会有明病院 院長補佐
2018年 がん研究会有明病院 副院長
2019年  がん研究会有明病院 AI医療センター長
2020年  がん研究会有明病院 放射線治療部長 兼務解除(兼務:診療録等管理責任者、診療情報管理室室長、緩和ケアセンター診療情報管理室室長、個人情報保護責任者、AI医療センター長、臨床研究・開発センター データベース&バイオバンクセンターセンター長、がん研究会 研究所 物理部/部長、がん研究会 放射線管理部/部長)

論文

1. Murakami Y, Nakano M, Yoshida M, Hirashima H, Nakamura F, Fukunaga J, Hirose TA, Yoshioka Y, Oguchi M, Hirata H. Possibility of chest wall dose reduction using volumetric-modulated arc therapy (VMAT) in radiation-induced rib fracture cases: comparison with stereotactic body radiation therapy (SBRT). J Radiat Res. 2018;59(3):327-332.
2. Murofushi KN, Nakajima M, Tomita T, Sumi M, Yoshioka Y, Oguchi M, Sakurai H. Impact of visual feedback on dose-volume histograms for organs at risk in postoperative radiotherapy with deep inspiration breath-holding for patients treated with breast-conserving therapy: a planning study. Breast Cancer. 2018 May 14. doi: 10.1007/s12282-018-0870-8.
3. Yamaguchi M, Suzuki R, Oguchi M. Advances in the treatment of extranodal NK/T-cell lymphoma, nasal type. Blood. 2018;131(23):2528-2540.
4. Yamaguchi M, Suzuki R, Kim SJ, Ko YH, Oguchi M, Asano N, Miyazaki K, Terui Y, Kubota N, Maeda T, Kobayashi Y, Amaki J, Soejima T, Saito B, Shimoda E, Fukuhara N, Tsukamoto N, Shimada K, Choi I, Utsumi T, Ejima Y, Kim WS, Katayama N. Early disease progression in patients with localized natural killer/T-cell lymphoma treated with concurrent chemoradiotherapy. Cancer Sci. 2018;109(6):2056-2062.
5. Ishibashi N, Soejima T, Kawaguchi H, Akiba T, Hasegawa M, Isobe K, Ito H, Imai M, Ejima Y, Hata M, Sasai K, Shimoda E, Maebayashi T, Oguchi M, Akimoto T; Japanese Radiation Oncology Study Group. National survey of myeloablative total body irradiation prior to hematopoietic stem cell transplantation in Japan: survey of the Japanese Radiation Oncology Study Group (JROSG). J Radiat Res. 2018 Mar 23. doi: 10.1093/jrr/rry017.
6. Ng AK, Yahalom J, Goda JS, Constine LS, Pinnix CC, Kelsey CR, Hoppe B, Oguchi M, Suh CO, Wirth A, Qi S, Davies A, Moskowitz CH, Laskar S, Li Y, Mauch PM, Specht L, Illidge T. Role of Radiation Therapy in Patients With Relapsed/Refractory Diffuse Large B-Cell Lymphoma: Guidelines from the International Lymphoma Radiation Oncology Group. Int J Radiat Oncol Biol Phys. 2018;100(3):652-669.
7. Tsuyama N, Asaka R, Dobashi A, Baba S, Mishima Y, Ueda K, Oguchi M, Tsuji H, Hatake K, Takeuchi K. Epstein-Barr virus-negative extranodal "true" natural killer-cell lymphoma harbouring a KDM6A mutation. Hematol Oncol. 2018;36(1):328-335.
8. Yoden E, Nose T, Otani Y, Asahi S, Tsukiyama I, Dokiya T, Saeki T, Fukuda I, Sekine H, Shikama N, Kumazaki Y, Takahashi T, Yoshida K, Kotsuma T, Masuda N, Nakashima K, Matsumura T, Nakagawa S, Tachiiri S, Moriguchi Y, Itami J, Oguchi M. Uncertainty of cosmetic evaluation after accelerated partial breast irradiation: interim analysis of a Japanese prospective multi-institutional feasibility study. Jpn J Radiol. 2017 Jul;35(7):381-388.
9. Kozuka T, Nakano M, Hashimoto M, Gomi K, Murofushi KN, Sumi M, Yonese J, Oguchi M. Acute and late complications after hypofractionated intensity modulated radiotherapy in prostate cancer. Jpn J Radiol. 2017;35(5):269-278.
10. Yamaguchi M, Suzuki R, Oguchi M, Asano N, Amaki J, Akiba T, Maeda T, Itasaka S, Kubota N, Saito Y, Kobayashi Y, Itami J, Ueda K, Miyazaki K, Ii N, Tomita N, Sekiguchi N, Takizawa J, Saito B, Murayama T, Ando T, Wada H, Hyo R, Ejima Y, Hasegawa M, Katayama N. Treatments and Outcomes of Patients With Extranodal Natural Killer/T-Cell Lymphoma Diagnosed Between 2000 and 2013: A Cooperative Study in Japan. J Clin Oncol. 2017;35(1):32-39.
11. Sakai T, Iwase T, Teruya N, Kataoka A, Kitagawa D, Nakashima E, Ogiya A, Miyagi Y, Iijima K, Morizono H, Makita M, Gomi N, Oguchi M, Ito Y, Horii R, Akiyama F, Ohno S. Surgical excision without whole breast irradiation for complete resection of ductal carcinoma in situ identified using strict, unified criteria. Am J Surg. 2017;214(1):111-116.
12. Harada A, Oguchi M, Terui Y, Takeuchi K, Igarashi M, Kozuka T, Harada K, Uno T, Hatake K. Radiation therapy for localized duodenal low-grade follicular lymphoma. J Radiat Res. 2016;57(4):412-7.
13. Yamauchi C, Sekiguchi K, Nishioka A, Arahira S, Yoshimura M, Ogo E, Oguchi M, Ito Y, Mukai H. The Japanese Breast Cancer Society Clinical Practice Guideline for radiation treatment of breast cancer, 2015 edition. Breast Cancer. 2016;23(3):378-90.
14. Yamaguchi M, Suzuki R, Oguchi M, Asano N, Amaki J, Akiba T, Maeda T, Itasaka S, Kubota N, Saito Y, Kobayashi Y, Itami J, Ueda K, Miyazaki K, Ii N, Tomita N, Sekiguchi N, Takizawa J, Saito B, Murayama T, Ando T, Wada H, Hyo R, Ejima Y, Hasegawa M, Katayama N. Treatments and Outcomes of Patients With Extranodal Natural Killer/T-Cell Lymphoma Diagnosed Between 2000 and 2013: A Cooperative Study in Japan. J Clin Oncol. 2017 Jan;35(1):32-39.
15. Tsurugai Y, Kozuka T, Ishizuka N, Oguchi M. Relationship between the consolidation to maximum tumor diameter ratio and outcomes following stereotactic body radiotherapy for stage I non-small-cell lung cancer. Lung Cancer. 2016;92:47-52.
16. Nose T, Onoe T, Oguchi M, et.al.. A simple technique to minimize needle displacement in gynecologic interstitial brachytherapy: Use of fully stretched elastic tapes. Brachytherapy. 2016;15(3):347-52.
17. Yamauchi C, Sekiguchi K, Oguchi M, et.al.. The Japanese Breast Cancer Society Clinical Practice Guideline for radiation treatment of breast cancer, 2015 edition.Breast Cancer. 2016;23(3):378-90
18. Murofushi KN, Oguchi M, Gosho M, et.al.. Radiation-induced bronchiolitis obliterans organizing pneumonia (BOOP) syndrome in breast cancer patients is associated with age. Radiat Oncol. 2015; 26;10(1):103.
19. Otani Y, Nose T, Oguchi M. et.al.. A Japanese prospective multi-institutional feasibility study on accelerated partial breast irradiation using interstitial brachytherapy: treatment planning and quality assurance. Radiat Oncol. 2015 4;10:126.
20. Sakai T, Nishimura S, Oguchi M, et.al.. Four types of ipsilateral breast tumor recurrence (IBTR) after breast-conserving surgery: classification of IBTR based on precise pathological examination. Pathol Int. 2015;65(3):113-8.
21. Makita M, Sakai T, Oguchi M, et.al.. Decreased hormonal sensitivity after childbirth rather than the tumor size influences the prognosis of very young breast cancer patients. Springerplus. 2015;22;4:365.
22. Yamaguchi, M., Takata, K., Oguchi, M., et.al.. Prognostic biomarkers in patients with localized natural killer/T-cell lymphoma treated with concurrent chemoradiotherapy. Cancer Sci.: 2014
23. Sekiguchi, K., Ogawa, Oguchi, M., et al. The Japanese Breast Cancer Society clinical practice guideline for radiotherapy of breast cancer. Breast Cancer:, 2014
24. Nakamura N, Shikama N, Oguchi M, et al. Variability in the point to which single direct field irradiation is prescribed for spinal bone metastases: a survey of practice patterns in Japan.  J Radiat Res. 2013;54(6):1065-8
25. Okano S, Yoshino T, Fujii M, Oguchi M, et al. Phase II study of cetuximab plus concomitant boost radiotherapy in Japanese patients with locally advanced squamous cell carcinoma of the head and neck.  Jpn J Clin Oncol. 2013;43(5):476-82
26. Matsunuma R, Oguchi M, Fujikane T, et.al.. Influence of Lymphatic Invasion on Locoregional Recurrence Following Mastectomy: Indication for Postmastectomy Radiotherapy for Breast Cancer Patients with One to Three Positive Nodes. Int J Radiat Oncol Biol Phys. 83(3) 845-852, 2012
27. Watanabe T, Itabashi M, Oguchi M, et.al. Japanese Society for Cancer of the Colon and Rectum. Japanese Society for Cancer of the Colon and Rectum (JSCCR) guidelines 2010 for the treatment of colorectal cancer. Int J Clin Oncol. 17(1):1-29 2012
28. Toita T, Kato S, Oguchi M, , et.al.. Prospective multi-institutional study of definitive radiotherapy with high-dose-rate intracavitary brachytherapy in patients with nonbulky (<4-cm) stage I and II uterine cervical cancer (JAROG0401/JROSG04-2).Int J Radiat Oncol Biol Phys. 82(1):e49-56. 2012.
29. Shikama N, Oguchi M, Isobe K, et.al.. Japan Radiation Oncology Group (JAROG). A long-term follow-up study of prospective 80%-dose CHOP followed by involved-field radiotherapy in elderly lymphoma patients. Jpn J Clin Oncol. 41(6):764-9 2011
30. Toita T, Kato S, Oguchi M, et.al.. Disease Committee of Radiation Oncology, Japanese Gynecologic Oncology Group. Radiotherapy quality assurance of the Japanese Gynecologic Oncology Group study (JGOG1066): a cooperative phase II study of concurrent chemoradiotherapy for uterine cervical cancer. Int J Clin Oncol. 16(4):379-86. 2011
31. Yamaguchi R, Horii R, Oguchi M, et.al.. Clinicopathologic study of 53 metaplastic breast carcinomas: their elements and prognostic implications. Hum Pathol 41(5) 679-685 2010
32. Toita T, Oguchi M, Ohno T, et.al.. Quality assurance in the prospective multi-institutional trial on definitive radiotherapy using high-dose-rate intracavitary brachytherapy for uterine cervical cancer: the individual case review. Jpn J Clin Oncol. 39(12):813-819. 2009
33. Kenjo M, Uno T, Oguchi M, et.al.. Radiation therapy for esophageal cancer in Japan: results of the Patterns of Care Study 1999-2001. Int J Radiat Oncol Biol Phys. 75(2):357-63. 2009
34. Osako T, Oguchi M, Kumada M, et.al.. Acute radiation dermatitis and pneumonitis in Japanese breast cancer patients with whole breast hypofractionated radiotherapy compared to conventional radiotherapy. Jpn J Clin Oncol. 38(5):334-338.2008 Yamaguchi M, Tobinai T, Oguchi M, et. al. Phase I/II Study of Concurrent Chemoradiotherapy for Localized Nasal Natural Killer/T-Cell Lymphoma: Japan Clinical Oncology Group Study JCOG0211. J Clin Oncol. 27(33):5594-60 2009
35. Morota M, Gomi K, Oguchi M, et. al. Late toxicity after definitive concurrent chemoradiotherapy for thoracic esophageal carcinoma. Int J Radiat Oncol Biol Phys. 75(1):122-8 2009
36. Nemoto K, Oguchi M, Nakajima M, et. al. Cardiac-sparing radiotherapy for the left breast cancer with deep breath-holding. Jpn J Radiol. 27(7):259-263 2009
37. Nose T, Koizumi M, Oguchi M, et.al.. In vivo dosimetry of high-dose-rate interstitial brachytherapy in the pelvic region: use of a radiophotoluminescence glass dosimeter for measurement of 1004 points in 66 patients with pelvic malignancy.Int J Radiat Oncol Biol Phys. 70(2):626-33. 2008
38. Yamazaki H, Nishiyama K, Oguchi M, et. al. Dummy run for a phase II multi-institute trial of chemoradiotherapy for unresectable pancreatic cancer: inter-observer variance in contour delineation. Anticancer Res. 27:2965-71 2007
39. Shikama N, Oguchi M, Isobe K, et. al.; Japan Radiation Oncology Group.: Quality assurance of radiotherapy in a clinical trial for lymphoma: individual case review. Anticancer Res. 27:2621-5. 2007
40. Murakami Y, Kenjo M, Oguchi M, et. al.; and the Japanese Patterns of Care Study Working Subgroup for Esophageal Cancer. Results of the 1999 2001 Japanese Patterns of Care Study for Patients Receiving Definitive Radiation Therapy without Surgery for Esophageal Cancer. Jpn J Clin Oncol. 37:493-500. 2007
41. Isobe K, Kagami Y, Oguchi M, et. al.. A Multicenter Phase II Study of Local Radiation Therapy for Stage IEA Mucosa-Associated Lymphoid Tissue Lymphomas: A Preliminary Report from the Japan Radiation Oncology Group (JAROG).Int J Radiat Oncol Biol Phys. 69:1181-6. 2007
42. Isobe K, Kagami Y, Oguchi M, et. al.. Initial Experience with the Quality Assurance Program of Radiation Therapy on behalf of Japan Radiation Oncology Group (JAROG). Jpn J Clin Oncol. 37:135-9 2007
43. Shikama N, Oguchi M, Isobe K, , et. al.; Japan Radiation Oncology Group (JAROG). A prospective study of reduced-dose three-course CHOP followed by involved-field radiotherapy for patients 70 years old or more with localized aggressive non-Hodgkin's lymphoma. Int J Radiat Oncol Biol Phys. 66:217-22 2006
44. Niibe Y, Kenjo M, Oguchi M, et. al.; Japanease Isolated Para-Aortic Lymph Node Recurrence of Uterine Cervical Carcinoma Study Group, Multi-institutional study of radiation therapy for isolated para-aortic lymph node recurrence in uterine cervical carcinoma: 84 subjects of a population of more than 5,000. Int J Radiat Oncol Biol Phys. 66:1366-9. 2006
45. Shibamoto Y. Tsuchida E, Oguchi M, et. al.: Primary central nervous system lymphoma in Japan 1995-1999 changes from the preceding 10 years. J Cancer Res Clin Oncol 130:351-356, 2004
46. Gomi K, Oguchi M, Hirokawa Y, , et. al. The Japanese Patterns of Care Study Working Subgroup of Esophageal Cancer: Process and Preliminary Outcome of a Patterns of Care Study of Esophageal Cancer in Japan: Patients Treated with Surgery and Radiation Therapy. Int J Radiat Oncol Biol Phys 5:813-822, 2003
47. Uno T. Isobe K Oguchi M, ,et. al.: Radiotherapy for extranodal, marginal zone, B-cell lymphoma of mucosa-associated lymphoid tissue originating in the ocular adnexa. Cancer 98 865-871, 2003
48. Shikama N, Sasaki S, Oguchi M, et. al.: Risk factors for local–regional recurrence following preoperative radiation therapy and surgery for head and neck cancer (stage II-IVB). Radiology 228:789-794, 2003
49. Oguchi M, Ikeda H, Isobe K, , et. al.: Tumor bulk as a prognostic factor for the management of localized aggressive non-Hodgkin’s Lymphoma: a survey of the Japan Lymphoma Radiation Therapy Group”. Int J Radiat Oncol Biol Phys 48: 161-168, 2000
50. Shikama N, Oguchi M, Sone S, , et. al.: Radiotherapy following mastectomy: Indication and contraindication of chest wall irradiation. Int J Radiat Oncol Biol Phys 44: 991 996, 1999
51. Ikeda H, Ishikura S, Oguchi M, ,et. al.: Analysis of 57 nonagenarian cancer patients treated by radical radiotherapy: A survey of eight institutions. Jpn J Clin Oncol 29: 378-381, 199
52. Oguchi M, Ikeda H, Watanabe T, ,et. al.: Experiences of 23 patients > 90 years of age treated with radiation therapy. Int J Radiat Oncol Biol Phys 41: 407-413, 1998
53. Oguchi M, Shikama N, Sasaki S, et. al.: Mucosa-adhesive water-soluble polymer film for treatment of acute radiation-induced oral mucositis. Int J Radiat Oncol Biol Phys 40: 1033 1037, 1998
54. Oguchi M, Izuno I, Takei K, et. al.: Treatment for non-Hodgkin’s lymphoma (stage I, II) of the elderly: Usefulness of local and regional irradiation and reduced dose chemotherapy. Int J Radiat Oncol Biol Phys 37: 87-92, 1997
55. Shikama N, Izuno I, Oguchi M, , et. al. Clinical stage IE primary lymphoma of the nasal cavity: Radiation therapy and chemotherapy. Radiology 204: 467-470, 1997

著書

『Radiation Therapy for Extranodal Lymphomas』Sasai, K. (Ed), Oguchi, M. (Ed) Springer、2017
『Brachytherapy』Yoshioka, Y. (Ed), Itami, J. (Ed), Oguchi, M. (Ed), Nakano, T. (Ed) Springer (2019)

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