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Koichi Hirokaga

Observed names: Hirokaga Koichi, K Hirokaga, K. Hirokaga, KOICHI HIROKAGA, Koichi HIROKAGA
Observed institutions: Hyogo Medical University, Kansai Rosai Hospital, Kinki Central Hospital, Itami City Hospital, Shinko Hospital, Kobe City Medical Center West Hospital, Takarazuka City Hospital, Hyogo Prefectural Nishinomiya Hospital, Hyogo Prefectural Cancer Center, Kobe City Hospital Organization
ORCID: 0009-0000-7563-7370
Observed ORCID: 0009-0000-7563-7370
OpenAlex ID: A5025720483
Ultrasound Image Classification of Ductal Carcinoma In Situ (DCIS) of the Breast: Analysis of 705 DCIS Lesions 1
2017 · Takanori Watanabe, Takuhiro Yamaguchi, et al. · Ultrasound in Medicine & Biology · 70
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Mucinous Carcinoma of the Breast: MRI Features of Pure and Mixed Forms with Histopathologic Correlation
2009 · Shuichi Monzawa, Masaki Yokokawa, et al. · American Journal of Roentgenology · 70
Diagnostic performance of fluorodeoxyglucose-positron emission tomography/computed tomography of breast cancer in detecting axillary lymph node metastasis: comparison with ultrasonography and contrast-enhanced CT
2009 · Shuichi Monzawa, Shuji Adachi, et al. · Annals of Nuclear Medicine · 36
Multicenter Prospective Study of Color Doppler Ultrasound for Breast Masses: Utility of Our Color Doppler Method
2019 · Takanori Watanabe, Setsuko Kaoku, et al. · Ultrasound in Medicine & Biology · 34
Pathologic complete response after neoadjuvant chemotherapy in HER2-overexpressing breast cancer according to hormonal receptor status
2014 · Maki Tanioka, Masaoki Sasaki, et al. · The Breast · 32
The Japanese breast cancer society clinical practice guidelines for breast cancer screening and diagnosis, 2022 edition
2023 · Kazunori Kubota, Kazutaka Nakashima, et al. · Breast Cancer · 26
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Transcriptional CCND1 expression as a predictor of poor response to neoadjuvant chemotherapy with trastuzumab in HER2-positive/ER-positive breast cancer
2014 · M. Tanioka, K. Sakai, et al. · Breast Cancer Research and Treatment · 25
Characteristics of ultrasonographic images of ductal carcinoma in situ with abnormalities of the ducts
2019 · Kanako Ban, Hiroko Tsunoda, et al. · Journal of Medical Ultrasonics · 23
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Utility of B-Mode, Color Doppler and Elastography in the Diagnosis of Breast Cancer: Results of the CD-CONFIRM Multicenter Study of 1351 Breast Solid Masses
2021 · Takanori Watanabe, Takuhiro Yamaguchi, et al. · Ultrasound in Medicine & Biology · 20
Patient preference study comparing hypofractionated versus conventionally fractionated whole-breast irradiation after breast-conserving surgery
2019 · Hiroki Kawaguchi, Kayoko Tsujino, et al. · Japanese Journal of Clinical Oncology · 14
B-mode ultrasound diagnostic flowchart for solid breast masses: JABTS BC-01 study
2021 · Takanori Watanabe, Takuhiro Yamaguchi, et al. · Journal of Medical Ultrasonics · 12
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Prospective Study of Ice Gel Pack as Less Expensive Alternative for Prevention of Skin and Nail Toxicity in Patients with Breast Cancer Receiving Docetaxel.
2009 · K. Matsumoto, C. Hino, et al. · Cancer Research · 7
Development of a deep learning-based automated diagnostic system (DLADS) for classifying mammographic lesions — a first large-scale multi-institutional clinical trial in Japan
2025 · Takeshi Yamaguchi, Yoichi Koyama, et al. · Breast Cancer · 6
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Usefulness of color Doppler and strain elastography adjunctive to B-mode ultrasonography in the diagnosis of non-mass abnormalities of the breast: results of the BC-07 multicenter study of 385 cases
2024 · Toshitaka Okuno, Takanori Watanabe, et al. · Journal of Medical Ultrasonics · 6
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Safety and Relative Dose Intensity of Dose-dense Doxorubicin and Cyclophosphamide Followed by Dose-dense Paclitaxel
2019 · MEIKO NISHIMURA, TAKUMA ONOE, et al. · Anticancer Research · 6
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Correction: The Japanese breast cancer society clinical practice guidelines for breast cancer screening and diagnosis, 2022 edition
2023 · Kazunori Kubota, Kazutaka Nakashima, et al. · Breast Cancer · 1
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Cases of Bone-only Metastasis in Recurrent Breast Cancer
2014 · Yoko MAEKAWA, Shintaro TAKAO, et al. · Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) · 1
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Abstract P1-13-07: Chemotherapy, but not body mass index has impact on joint symptoms in postmenopausal Japanese breast cancer patients treated with anastrozole: A prospective multicenter cohort study of patient-reported outcomes
2013 · K Hirokaga, C Egawa, et al. · Cancer Research · 1
Abstract P6-07-30: The clinical significance of pathologic complete response using different definitions after neoadjuvant chemotherapy in HER2 positive breast cancer patients according to hormonal receptor status.
2012 · M Tanioka, K Hirokaga, et al. · Cancer Research · 1
Does the addition of contrast-enhanced ultrasonography to B-mode ultrasonography improve diagnostic accuracy for breast cancer? A systematic review and meta-analysis
2026 · Shotaro Inoue, Kazuaki Nakashima, et al. · Journal of Medical Ultrasonics
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Breast Surveillance for Hereditary Breast and Ovarian Cancer Syndrome: A Single-Institutional Experience
2025 · Koichi Hirokaga, Fumika Taguchi, et al. · Nihon Nyugan Kenshin Gakkaishi (Journal of Japan Association of Breast Cancer Screening)
Usefulness of Color Doppler Ultrasonography and Strain Elastgraphy in Diagnosis of Breast Non-mass Abnormalities
2025 · Toshitaka OKUNO, Takanori Watanabe, et al. · Ultrasound in Medicine & Biology
A Case of a Phyllodes Tumor Coexisting with Lobular Carcinoma in Situ
2023 · Takeshi HASHIMOTO, Koichi HIROKAGA, et al. · Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association)
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Investigation of a Novel S-1 Administration Schedule for Treating Metastatic and Recurrent Breast Cancer (KBCOG13)
2021 · MAYUKO MIKI, SHINTARO TAKAO, et al. · Anticancer Research
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Study of Generation of Breast Cancer Images by Microwave Mammography
2019 · Akari Inagaki, Masayuki Maezawa, et al. · The Japan Society of Applied Physics
Works count: 37
Citation count: 391
H-index: 11
I10-index: 11
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