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Hirotaka Yokoyama

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Recent Articles
1.
Yokoyama H, Sugihara T, Kishino H, Yanase A, Watanabe R, Endo K, et al.
Cureus . 2024 Dec; 16(11):e73958. PMID: 39703320
Introduction Lymphocele is a typical complication of pelvic lymph node dissection (PLND) in robot-assisted radical prostatectomy (RARP). This study aimed to compare postoperative lymphatic leakage between the polymer ligation clip...
2.
Kamei J, Endo K, Kishino H, Yanase A, Watanabe R, Yokoyama H, et al.
J Infect Chemother . 2024 Aug; 31(1):102495. PMID: 39151549
Objectives: To compare isolates from deep wound and superficial swab cultures to evaluate the detectability of pathogens by each culture in Fournier's gangrene; and evaluate the association between microorganisms isolated...
3.
Yamazaki M, Kawahira H, Maeda Y, Oiwa K, Yokoyama H, Kameda T, et al.
Surg Endosc . 2024 Aug; 38(10):5634-5642. PMID: 39107479
Background: The association between surgical performance ratings and clinical outcomes in robotic surgery is poorly understood. Additionally, no studies have reported on the relationship between the surgeon's initial case-skill evaluation...
4.
Hoshina H, Sugihara T, Fujisaki A, Yokoyama H, Kurokawa M, Yamazaki M, et al.
Transl Androl Urol . 2024 Aug; 13(7):1085-1092. PMID: 39100836
Background: Renal artery pseudoaneurysm (RAP) is one of the most stressful and life-threatening complications of partial nephrectomy, the standard treatment for small renal cell carcinoma. The use of a monopolar...
5.
Ando S, Sugihara T, Hinotsu S, Kishino H, Hirata D, Watanabe R, et al.
Int J Urol . 2024 Jan; 31(5):492-499. PMID: 38196247
Objectives: We investigated the correlation between surgical outcomes and postoperative urinary continence recovery in robot-assisted radical prostatectomy (RARP). Methods: Patients who underwent RARP in our institution (n = 195) were...
6.
Kato K, Kamei J, Yanase A, Yokoyama H, Sugihara T, Ando S, et al.
IJU Case Rep . 2023 Jul; 6(4):222-225. PMID: 37405027
Introduction: We present a case of mucinous adenocarcinoma of the prostate with testicular and lung metastases following robot-assisted radical prostatectomy, androgen deprivation therapy, and radiotherapy. Case Presentation: A 73-year-old man...
7.
Yanase A, Sugihara T, Akimoto T, Yokoyama H, Kamei J, Fujisaki A, et al.
IJU Case Rep . 2022 Jul; 5(4):251-254. PMID: 35795131
Introduction: We report a prostate cancer case diagnosed during leuprorelin treatment for spinal and bulbar muscular atrophy which is a X-linked recessive, lower motor neuron disease. Case Presentation: A 64-year-old...
8.
Kamei J, Yokoyama H, Niki T, Suda R, Sugihara T, Fujisaki A, et al.
IJU Case Rep . 2022 May; 5(3):199-202. PMID: 35509786
Introduction: We present a case of urothelial carcinoma in a renal allograft successfully treated with pembrolizumab. Case Presentation: A 39-year-old woman presented with nausea and anorexia 9 years after a...
9.
Usuda K, Ueno T, Ito Y, Dote T, Yokoyama H, Kono K, et al.
Biol Trace Elem Res . 2016 Feb; 173(1):154-60. PMID: 26892107
The present risk assessment study of fluoride salts was conducted by oral administration of three different doses of sodium and potassium fluorides (NaF, KF) and zinc fluoride tetrahydrate (ZnF2 •4H2O)...
10.
Usuda K, Kono R, Ueno T, Ito Y, Dote T, Yokoyama H, et al.
Biol Trace Elem Res . 2015 Mar; 167(1):84-90. PMID: 25749926
Various fluoride compounds are widely used in industry. The present risk assessment study was conducted using a series of inorganic binary fluorides of the type XFn, where X(n) = Na(+),...