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H. Hirama · SciRah

Researcher profile · Semantic Scholar

H. Hirama

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H. Hirama — researcher profile on SciRah

h-index: 10
Works: 40
Citations: 263

Most-cited papers

The impact of baseline [−2]proPSA-related indices on the prediction of pathological reclassification at 1 year during active surveillance for low-risk prostate cancer: the Japanese multicenter study cohort
H. Hirama, M. Sugimoto, Kazuto Ito, T. Shiraishi +1 more
2013Journal of Cancer Research and Clinical Oncology60 citations Open access
Semantic Scholar
Personalised biopsy schedules based on risk of Gleason upgrading for patients with low‐risk prostate cancer on active surveillance
A. Tomer, D. Nieboer, M. Roobol, A. Bjartell +74 more
2020BJU International29 citations Open access
Semantic Scholar
Real-world analysis of apalutamide-associated skin adverse events in Japanese patients with advanced prostate cancer: a multi-institutional study in the Chu-shikoku Japan Urological Consortium
Yoichiro Tohi, Takuma Kato, H. Fukuhara, K. Kobayashi +12 more
2022International Journal of Clinical Oncology24 citations
Semantic Scholar
The efficacy and toxicity of cabazitaxel for treatment of docetaxel-resistant prostate cancer correlating with the initial doses in Japanese patients
N. Terada, T. Kamoto, H. Tsukino, S. Mukai +24 more
2019BMC Cancer20 citations Open access
Semantic Scholar
Peripheral neuropathy and nerve electrophysiological changes with enfortumab vedotin in patients with advanced urothelial carcinoma: a prospective multicenter cohort study
R. Taoka, Masaki Kamada, Kazuyoshi Izumi, Ryuta Tanimoto +18 more
2024International Journal of Clinical Oncology19 citations Open access
Semantic Scholar
Should inclusion criteria for active surveillance for low-risk prostate cancer be more stringent? From an interim analysis of PRIAS-JAPAN
M. Sugimoto, H. Hirama, A. Yamaguchi, H. Koga +7 more
2015World journal of urology15 citations
Semantic Scholar
A phosphodiesterase 5 inhibitor, tadalafil, suppresses stromal predominance and inflammation in a rat model of nonbacterial prostatitis
M. Sugimoto, Xia Zhang, Nobufumi Ueda, H. Tsunemori +8 more
2019BMC Urology14 citations Open access
Semantic Scholar
Real-world prostate-specific antigen response and progression to castration-resistant prostate cancer among men with metastatic castration-sensitive prostate cancer treated with apalutamide: a multi-institutional study in the Chu-shikoku Japan Urological Consortium.
Yoichiro Tohi, Takuma Kato, K. Kobayashi, K. Daizumoto +16 more
2023Japanese Journal of Clinical Oncology11 citations
Semantic Scholar
Diagnostic Impacts of Clinical Laboratory-Based [-2] proPSA Indices on Any Grade, Gleason Grade Group ≥2 or ≥3 of Prostate Cancer in the PSA Below 10 ng/mL.
Kazuto Ito, A. Yokomizo, S. Tokunaga, G. Arai +13 more
2019Journal of Urology11 citations
Semantic Scholar
The Effect of Steep Trendelenburg Positioning on Retinal Structure and Function during Robotic-Assisted Laparoscopic Procedures
K. Hirooka, Kaori Ukegawa, E. Nitta, Nobufumi Ueda +8 more
2018Journal of Ophthalmology11 citations Open access
Semantic Scholar
Health-related quality of life in Japanese low-risk prostate cancer patients choosing active surveillance: 3-year follow-up from PRIAS-JAPAN
H. Hirama, M. Sugimoto, N. Miyatake, Takuma Kato +14 more
2020World journal of urology10 citations Open access
Semantic Scholar
Reclassification prediction of first-year protocol biopsy on active surveillance of prostate cancer by p2PSA-related parameters: from PRIAS-JAPAN
Takuma Kato, H. Hirama, K. Mitsuzuka, S. Maruyama +16 more
2021Prostate Cancer and Prostatic Diseases7 citations Open access
Semantic Scholar
Cellular Intermingling Between Adrenal Gland and Liver: An Infrequent Cause of Incomplete Resection at Right Adrenalectomy
M. Sugimoto, H. Hirama, Yushi Hayashida, Shinsuke Shibuya +2 more
2013Journal of endourology7 citations
Semantic Scholar
[A case with hepatitis and interstitial pneumonitis caused by intravesical bacillus Calmette-Guérin (BCG) instillation].
Hirotsugu Uetsuki, H. Hirama, Yuki Matsuoka, Yasuyuki Miyauchi +5 more
2011Nihon Hinyokika Gakkai zasshi. The japanese journal of urology7 citations Open access
Semantic Scholar
Long-term outcomes of the first prospective study of active surveillance for prostate cancer in Japan
Takuma Kato, H. Hirama, Toshiyuki Kamoto, Takayuki Goto +14 more
2024International Journal of Clinical Oncology4 citations
Semantic Scholar
Retinal Nerve Fiber Layer Thickness Progression after Robotic-Assisted Laparoscopic Radical Prostatectomy in Glaucoma Patients
K. Hirooka, Kaori Ukegawa, E. Nitta, Nobufumi Ueda +8 more
2019Journal of Ophthalmology4 citations Open access
Semantic Scholar
Case of vascular air embolism during holmium laser enucleation of the prostate
Takuma Kato, M. Sugimoto, Yuki Matsuoka, Yuma Sakura +8 more
2015International journal of urology4 citations
Semantic Scholar
Retroperitoneal liposarcoma excreting insulin‐like growth factor 2 that induced severe hypoglycemia
Takuma Kato, M. Sugimoto, Motoki Yamashita, Yasuyuki Miyauchi +7 more
2017International journal of urology3 citations
Semantic Scholar
Real-world efficacy of switching androgen receptor signaling inhibitor therapy following apalutamide discontinuation because of adverse events in advanced prostate cancer: a multicenter study.
Yoichiro Tohi, Takuma Kato, Kengo Fujiwara, Yushi Hayashida +15 more
2025Japanese Journal of Clinical Oncology1 citations
Semantic Scholar
Real-world clinical usage and efficacy of apalutamide in men with nonmetastatic castration-resistant prostate cancer: a multi-institutional study in the CsJUC
Yoichiro Tohi, K. Kobayashi, K. Daizumoto, Yohei Sekino +19 more
2025Japanese Journal of Clinical Oncology1 citations Open access
Semantic Scholar
A longitudinal assessment of health-related quality of life in patients undergoing active surveillance for early prostate cancer in Japan (PRIAS-JAPAN).
Takuma Kato, M. Sugimoto, H. Hirama, Y. Kakehi +10 more
20181 citations
Semantic Scholar
Prediction of reclassification at repeat biopsy with [-2]proPSA during active surveillance for low-risk prostate cancer: Prospective longitudinal analysis of a Japanese multicenter study cohort.
M. Sugimoto, H. Hirama, Kazuto Ito, T. Shiraishi +1 more
20131 citations
Semantic Scholar
Real-World Clinical Outcomes of Darolutamide in Older Patients With Non-metastatic Castration-Resistant Prostate Cancer: A Multi-institutional Comparative Analysis of Efficacy and Tolerability
Yoichiro Tohi, Takuma Kato, Kengo Fujiwara, Yushi Hayashida +6 more
2025Cureus0 citations Open access
Semantic Scholar
MP53-14 PERIPHERAL NEUROPATHY AND NERVE ELECTROPHYSIOLOGICAL CHANGES WITH ENFORTUMAB VEDOTIN IN PATIENTS WITH ADVANCED UROTHELIAL CARCINOMA: A PROSPECTIVE MULTICENTER COHORT STUDY
R. Taoka, Masaki Kamada, Kazuyoshi Izumi, Ryuta Tanimoto +9 more
2024Journal of Urology0 citations
Semantic Scholar
Three-Year Outcomes of a Multicenter Study of Japanese-Style Laparoscopic Sacrocolpopexy
T. Kuwata, H. Kashihara, C. Kato, Masami Takeyama +9 more
2024International Urogynecology Journal0 citations
Semantic Scholar
Enzalutamide in patients with non-metastatic castration-resistant prostate cancer after combined androgen blockade for recurrence following radical treatment in Japan (Japanese research for patients with non-metastatic castration-resistant prostate cancer-enzalutamide: JCASTRE-zero)—a prospective si
M. Sugimoto, Takuma Kato, Yoichiro Tohi, Y. Shimizu +13 more
2022BMC Urology0 citations Open access
Semantic Scholar
%p2PSA and phi predict the pathological reclassification of first-year protocol biopsy during Active surveillance for early prostate cancer patients: From the PRIAS-JAPAN study
K. Takuma, H. Hirama, M. Koji, M. Satoru +16 more
2021European Urology0 citations
Semantic Scholar
Predictors for reclassification at repeat biopsy in active surveillance cohort for low-risk prostate cancer: From an interim analysis of PRIAS-JAPAN.
M. Sugimoto, Y. Kakehi, H. Hirama, S. Naito +10 more
20170 citations
Semantic Scholar
954 Longitudinal assessment of general health related QoL in Japanese patients undergoing active surveillance (AS): From an interim analysis of PRIAS-JAPAN
M. Sugimoto, H. Hirama, Y. Kakehi
20160 citations
Semantic Scholar
(PSA)監視療法の中間報告―PRIAS‐JAPANより―
M. Sugimoto, H. Hirama, Kakehi Yoshiyuki, A. Yamaguchi +9 more
20160 citations
Semantic Scholar
MP42-09 SHOULD INCLUSION CRITERIA FOR ACTIVE SURVEILLANCE FOR LOW-RISK PROSTATE CANCER BE MORE STRINGENT? : FROM AN INTERIM ANALYSIS OF PRIAS-JAPAN
M. Sugimoto, H. Hirama, Y. Kakehi
20150 citations
Semantic Scholar
Prediction of reclassification at repeat biopsy with PSA and [-2]proPSA doubling time during active surveillance for low-risk prostate cancer: Prospective longitudinal analysis of a Japanese multicenter study cohort.
H. Hirama, M. Sugimoto, Kazuto Ito, T. Shiraishi +1 more
20140 citations
Semantic Scholar
Longitudinal assessment of general health-related QOL in patients undergoing active surveillance (AS) for low-risk prostate cancer: Interim results of the PRIAS-JAPAN cohorts.
M. Sugimoto, H. Hirama, Y. Kakehi
20140 citations
Semantic Scholar
2228 [-2]PROPSA PREDICTS PATHOLOGICAL RECLASSIFICATION IN PATIENTS UNDERGOING REPEAT BIOPSY 1 YEAR AFTER ACTIVE SURVEILLANCE FOR LOW RISK PROSTATE CANCER
H. Hirama, M. Sugimoto, Y. Kakehi
20130 citations
Semantic Scholar
41 CELLULAR INTERMINGLING BETWEEN ADRENAL GLAND AND LIVER: AN INFREQUENT CAUSE OF INCOMPLETE RESECTION AT RIGHT ADRENALECTOMY
M. Sugimoto, H. Hirama, Yushi Hayashida, Shinsuke Shibuya +2 more
20130 citations
Semantic Scholar
1091 Prostate re-biopsy outcomes and change in QoL status at 1-year after active surveillance in Japanese prostate cancer patients – from a Japanese AS study and the PRIAS-JAPAN
M. Sugimoto, H. Hirama, Y. Kakehi
20120 citations
Semantic Scholar
Repeat biopsy outcomes and change in QOL status at 1 year after active surveillance: Results from a Japanese multicenter prospective study and the PRIAS-JAPAN.
M. Sugimoto, H. Hirama, Y. Kakehi, A. Yamaguchi +6 more
20120 citations
Semantic Scholar
1470 PROSTATE RE-BIOPSY OUTCOMES AND CHANGE IN QOL STATUS AT 1-YEAR AFTER ACTIVE SURVEILLANCE IN JAPANESE PROSTATE CANCER PATIENTS-FROM A JAPANESE AS STUDY AND THE PRIAS-JAPAN-
M. Sugimoto, H. Hirama, Y. Kakehi
20120 citations
Semantic Scholar
Repeat Biopsy Outcomes and Change in QOL Status at 1 Year after Active Surveillance: Results from a Japanese Multicenter Prospective Study and the Prias-Japan
M. Sugimoto, H. Hirama, Y. Kakehi
20120 citations Open access
Semantic Scholar
[The grade of malignancy of the peripheral small size lung adenocarcinoma: is it assessable from radiographical aspects? (author's transl)].
H. Yamashita, Isakichi Hirasawa, T. Narutomi, T. Hirata +8 more
1980Rinsho hoshasen. Clinical radiography0 citations
Semantic Scholar

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