Hiroshi Koga

Scopus Author ID Loop profile Researcher Name Resolver ID ORCID

Publication Activity (10 Years)

Years Active: 2018-2024
Publications (10 Years): 20

Top Topics

Medical Students

Basal Cell Carcinoma

Top Venues

The Journal of dermatology

This page only lists publications with an associated author ORCID identifier.

Publications

Toshihiko Hoashi, Masashi Ishikawa, Jiro Uehara, Kohei Oashi, Shintaro Maeda, Junji Kato, Hiroshi Saruta, Ryuji Shichinohe, Ryuji Ohashi, Yoshio Nakamura, Hiroshi Koga, Makoto Sugaya, null null
Japanese Dermatological Association guidelines: Outlines of Japanese clinical guidelines for basal cell carcinoma 2021. The Journal of dermatology (2024)
Toshihiko Hoashi, Masashi Ishikawa, Jiro Uehara, Kohei Oashi, Shintaro Maeda, Junji Kato, Hiroshi Saruta, Ryuji Shichinohe, Ryuji Ohashi, Yoshio Nakamura, Hiroshi Koga, Makoto Sugaya, null null
Japanese Dermatological Association guidelines: Outlines of Japanese clinical guidelines for basal cell carcinoma 2021. The Journal of dermatology 51 (4) (2024)
Toshihiko Hoashi, Masashi Ishikawa, Jiro Uehara, Kohei Oashi, Shintaro Maeda, Junji Kato, Hiroshi Saruta, Ryuji Shichinohe, Ryuji Ohashi, Yoshio Nakamura, Hiroshi Koga, Makoto Sugaya, null null
Japanese Dermatological Association guidelines: Outlines of Japanese clinical guidelines for basal cell carcinoma 2021. The Journal of dermatology 51 (4) (2024)
Akane Minagawa, Hiroshi Koga, Kazuhisa Matsunaga, Akira Hamada, Ryuhei Okuyama
Difference in computer-assistance effects on human doctor accuracy in diagnosing acral and non-acral pigmented skin tumors. The Journal of dermatology (2024)
Toshihiko Hoashi, Masashi Ishikawa, Jiro Uehara, Kohei Oashi, Shintaro Maeda, Junji Kato, Hiroshi Saruta, Ryuji Shichinohe, Ryuji Ohashi, Yoshio Nakamura, Hiroshi Koga, Makoto Sugaya, null null
Japanese Dermatological Association guidelines: Outlines of Japanese clinical guidelines for basal cell carcinoma 2021. The Journal of dermatology 51 (4) (2024)
Toshihiko Hoashi, Masashi Ishikawa, Jiro Uehara, Kohei Oashi, Shintaro Maeda, Junji Kato, Hiroshi Saruta, Ryuji Shichinohe, Ryuji Ohashi, Yoshio Nakamura, Hiroshi Koga, Makoto Sugaya, null null
Japanese Dermatological Association guidelines: Outlines of Japanese clinical guidelines for basal cell carcinoma 2021. The Journal of dermatology 51 (4) (2024)
Akane Minagawa, Hiroshi Koga, Kazuhisa Matsunaga, Akira Hamada, Ryuhei Okuyama
Difference in computer-assistance effects on human doctor accuracy in diagnosing acral and non-acral pigmented skin tumors. The Journal of dermatology 51 (5) (2024)
Toshihiko Hoashi, Masashi Ishikawa, Jiro Uehara, Kohei Oashi, Shintaro Maeda, Junji Kato, Hiroshi Saruta, Ryuji Shichinohe, Ryuji Ohashi, Yoshio Nakamura, Hiroshi Koga, Makoto Sugaya, null null
Japanese Dermatological Association guidelines: Outlines of Japanese clinical guidelines for basal cell carcinoma 2021. The Journal of dermatology 51 (4) (2024)
Akane Minagawa, Hisashi Uhara, Atsuko Ashida, Hiroshi Koga, Ryuhei Okuyama
Clinical history analysis of Japanese melanoma cases and characteristics of melanoma with childhood onset. The Journal of dermatology 49 (12) (2022)
Anna Kamimura, Yasuhiro Nakamura, Tatsuya Takenouchi, Shigeto Matsushita, Toshikazu Omodaka, Kentaro Yamamura, Hiroshi Uchi, Shusuke Yoshikawa, Hiroto Yanagisawa, Takamichi Ito, Yoshio Kiyohara, Yoshio Nakamura, Megumi Aoki, Shoichiro Ishizuki, Kohei Oashi, Takuya Miyagawa, Taku Maeda, Dai Ogata, Naohito Hatta, Shuichi Ohe, Taiki Isei, Akira Takahashi, Yoshiyasu Umeda, Buntaro Yamaguchi, Masashi Ishikawa, Kohei Horimoto, Yasuhiro Fujisawa, Jiro Uehara, Yoshitsugu Shibayama, Yukiko Kiniwa, Yu Kawahara, Taisuke Matsuya, Hisashi Uhara, Junji Kato, Yoshiyuki Nakamura, Takuo Murakami, Kenjiro Namikawa, Koji Yoshino, Takeru Funakoshi, Sumiko Takatsuka, Yu Matsui, Jin Sasaki, Hiroshi Koga, Kenji Yokota, Takaya Komori, Satoshi Fukushima, Naoya Yamazaki
Concordance in judgment of clinical borders of basal cell carcinomas in Japanese patients: A preliminary study of JCOG2005 (J-BASE-MARGIN). The Journal of dermatology 49 (9) (2022)
Shin-Ichi Ansai, Yoshihiro Umebayashi, Noriyuki Katsumata, Hiroshi Kato, Takafumi Kadono, Toshihiro Takai, Takeshi Namiki, Masahiro Nakagawa, Toshinori Soejima, Hiroshi Koga, Makoto Sugaya, null null
Japanese Dermatological Association Guidelines: Outlines of Guidelines for Cutaneous Squamous Cell Carcinoma 2020. The Journal of dermatology 48 (7) (2021)
Akane Minagawa, Yasutomo Mikoshiba, Hiroshi Koga, Ryuhei Okuyama
Dermoscopy image-based self-learning on computer improves diagnostic performance of medical students compared with classroom-style lecture in ultra-short period. The Journal of dermatology 47 (12) (2020)
Kenjiro Namikawa, Yoshio Kiyohara, Tatsuya Takenouchi, Hisashi Uhara, Hiroshi Uchi, Shusuke Yoshikawa, Sumiko Takatsuka, Hiroshi Koga, Naoko Wada, Hironobu Minami, Masahiro Hatsumichi, Yoshinobu Namba, Naoya Yamazaki
Final analysis of a phase II study of nivolumab in combination with ipilimumab for unresectable chemotherapy-naive advanced melanoma. The Journal of dermatology 47 (11) (2020)
Akane Minagawa, Hiroshi Koga, Tasuku Sano, Kazuhisa Matsunaga, Yoshihiro Teshima, Akira Hamada, Yoshiharu Houjou, Ryuhei Okuyama
Dermoscopic diagnostic performance of Japanese dermatologists for skin tumors differs by patient origin: A deep learning convolutional neural network closes the gap. The Journal of dermatology 48 (2) (2020)
Mikio Ohtsuka, Toshihisa Hamada, Tomomitsu Miyagaki, Takatoshi Shimauchi, Kentaro Yonekura, Eiji Kiyohara, Hideki Fujita, Koji Izutsu, Kae Okuma, Kazuhiro Kawai, Hiroshi Koga, Makoto Sugaya
Outlines of the Japanese guidelines for the management of primary cutaneous lymphomas 2020. The Journal of dermatology 48 (2) (2020)
Yasuhiro Nakamura, Jun Asai, Hiroshi Igaki, Takashi Inozume, Kenjiro Namikawa, Ayato Hayashi, Satoshi Fukushima, Taku Fujimura, Takamichi Ito, Keisuke Imafuku, Ryota Tanaka, Yukiko Teramoto, Akane Minagawa, Takuya Miyagawa, Azusa Miyashita, Makoto Wada, Hiroshi Koga, Makoto Sugaya
Japanese Dermatological Association Guidelines: Outlines of guidelines for cutaneous melanoma 2019. The Journal of dermatology 47 (2) (2019)
Arata Tsutsumida, Satoshi Fukushima, Kenji Yokota, Shusuke Yoshikawa, Osamu Yamasaki, Atsushi Tanemura, Ryuhei Okuyama, Hisashi Uhara, Yusuke Muto, Azusa Miyashita, Masashi Akiyama, Tatsuya Kaji, Hiroshi Koga, Junji Kato, Teruaki Katayama, Eijun Itakura, Naoya Yamazaki, Yoshio Kiyohara
Japanese real-world study of sequential nivolumab and ipilimumab treament in melanoma. The Journal of dermatology 46 (11) (2019)
Toshikazu Omodaka, Akane Minagawa, Hisashi Uhara, Kazumasa Wakamatsu, Tomonobu Koizumi, Yoshiharu Yokokawa, Hiroshi Koga, Ryuhei Okuyama
Serum 5-S-cysteinyldopa behavior in the early phase of nivolumab treatment of 12 melanoma patients. The Journal of dermatology 45 (11) (2018)
Misato Sato, Hisashi Uhara, Hiroshi Koga, Ryuhei Okuyama
Efficacy and toxicity of ipilimumab used after nivolumab in patients with melanoma. The Journal of dermatology 45 (10) (2018)
Hiroshi Koga
Dermoscopic evaluation of melanonychia. The Journal of dermatology 44 (5) (2018)