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Author

Kohei Oashi

Observed names: K. Oashi, Kohei OASHI
ORCID: 0000-0002-0123-9430
Observed ORCID: 0000-0002-0123-9430
OpenAlex ID: A5024688006
Combination chemotherapy for metastatic extramammary Paget disease
2013 · K. Oashi, A. Tsutsumida, et al. · British Journal of Dermatology · 75
BRAF V600 mutations and pathological features in Japanese melanoma patients
2014 · Naoya Yamazaki, Ryota Tanaka, et al. · Melanoma Research · 54
A New Model of Acquired Lymphedema in the Mouse Hind Limb: A Preliminary Report
2011 · Kohei Oashi, Hiroshi Furukawa, et al. · Annals of Plastic Surgery · 44
Pazopanib treatment slows progression and stabilizes disease in patients with taxane-resistant cutaneous angiosarcoma
2016 · Dai Ogata, Hiroto Yanagisawa, et al. · Medical Oncology · 39
Case of hypophysitis caused by nivolumab
2016 · Masashi Ishikawa, Kohei Oashi · The Journal of Dermatology · 39
Surgery with curative intent is associated with prolonged survival in patients with cutaneous angiosarcoma of the scalp and face -a retrospective study of 38 untreated cases in the Japanese population
2018 · Kohei Oashi, Kenjiro Namikawa, et al. · European Journal of Surgical Oncology · 30
Systemic therapy for Asian patients with advanced BRAF V600 ‐mutant melanoma in a real‐world setting: A multi‐center retrospective study in Japan ( B‐CHECK‐RWD study)
2023 · Kenjiro Namikawa, Takamichi Ito, et al. · Cancer Medicine · 27
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Pathophysiological Characteristics of Melanoma In-Transit Metastasis in a Lymphedema Mouse Model
2012 · Kohei Oashi, Hiroshi Furukawa, et al. · Journal of Investigative Dermatology · 23
Vascularised fat flaps lose 44% of their weight 24 weeks after transplantation
2012 · Kohei Oashi, Hiroshi Furukawa, et al. · Journal of Plastic Reconstructive & Aesthetic Surgery · 16
A single-arm confirmatory trial of pazopanib in patients with paclitaxel-pretreated primary cutaneous angiosarcoma: Japan Clinical Oncology Group study (JCOG1605, JCOG-PCAS protocol)
2020 · Kohei Oashi, Taro Shibata, et al. · BMC Cancer · 10
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Merkel cell carcinoma of the face: an analysis of 16 cases in the Japanese
2008 · Akira Saito, Arata Tsutsumida, et al. · Journal of Plastic Reconstructive & Aesthetic Surgery · 10
Sequential Combination Chemotherapy of Dacarbazine (DTIC) with Carboplatin and Paclitaxel for Patients with Metastatic Mucosal Melanoma of Nasal Cavity and Paranasal Sinuses
2017 · W. Omata, A. Tsutsumida, et al. · Clinical Medicine Insights Case Reports · 8
Japanese Dermatological Association guidelines: Outlines of Japanese clinical guidelines for basal cell carcinoma 2021
2024 · Toshihiko Hoashi, Masashi Ishikawa, et al. · The Journal of Dermatology · 7
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Secondary Publication of Japanese Dermatological Association Guidelines: Clinical Questions of Guidelines for Cutaneous Angiosarcoma 2025
2025 · Yasuhiro Fujisawa, Yasuo Yoshioka, et al. · The Journal of Dermatology · 5
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Efficacy of adjuvant anti‐ PD ‐1 antibody versus observation for resected nail apparatus melanoma
2026 · Takaya Komori, Eiji Nakano, et al. · Journal of the European Academy of Dermatology and Venereology · 4
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Concordance in judgment of clinical borders of basal cell carcinomas in Japanese patients: A preliminary study of JCOG2005 ( J‐BASE‐MARGIN )
2022 · Anna Kamimura, Yasuhiro Nakamura, et al. · The Journal of Dermatology · 3
Clinical characteristics and treatments of Merkel cell carcinoma in Japan: A multi-center retrospective study
2025 · Eiji Nakano, Motoki Nakamura, et al. · EJC Skin Cancer · 2
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Real-world outcomes of Asian patients with advanced BRAF-mutant melanoma treated with first-line BRAF/MEK inhibitors, anti-PD-1 monotherapy, or combination of nivolumab plus ipilimumab: A multicenter retrospective study in Japan (B-CHECK-RWD study).
2022 · Kenjiro Namikawa, Takamichi Ito, et al. · Journal of Clinical Oncology · 2
Ovarian metastasis of malignant melanoma: The first pediatric case
2014 · Yuko Araki, Hide Kaneda, et al. · Journal of Pediatric Surgery Case Reports · 2
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Effect of lymph node dissection and adjuvant therapy in patients with sentinel node+ melanoma: An observational multicenter study.
2023 · Dai Ogata, Mai Iwata, et al. · Journal of Clinical Oncology · 1
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A New Aspect of Metastasis in Cutaneous Cancer: Two Cases of Presacral Squamous Cell Carcinoma With Metastases to Internal Iliac Nodes
2011 · Kohei Oashi, Toshihiko Hayashi, et al. · Annals of Plastic Surgery · 1
Post‐recurrence outcomes after observation or adjuvant anti‐ PD ‐1 therapy in nail apparatus melanoma
2026 · Takaya Komori, Eiji Nakano, et al. · Journal of the European Academy of Dermatology and Venereology
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Evaluation of multimodal treatment and maintenance chemotherapy in localized cutaneous angiosarcoma of the head and neck: a multicentre retrospective study
2026 · Eiji Nakano, Yasuhiro Fujisawa, et al. · British Journal of Dermatology
Efficacy of Adjuvant Interferon‐β Versus Observation for Resected Nail Apparatus Melanoma: A Multicenter Retrospective Study
2026 · Takaya Komori, Eiji Nakano, et al. · The Journal of Dermatology
Efficacy and safety of pazopanib in patients in Japan with primary cutaneous angiosarcoma pretreated with paclitaxel: results of the Japan Clinical Oncology Group single-arm confirmatory trial (JCOG1605)
2026 · Kohei Oashi, Dai Ogata, et al. · British Journal of Dermatology
Works count: 32
Citation count: 402
H-index: 10
I10-index: 11
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