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  1. Article

    Open Access

    Determining the clinicopathological significance of the VI-RADS ≧4 group: a retrospective study

    The Vesical Imaging Reporting and Data System (VI-RADS) is widely used for predicting muscle-invasive bladder cancer (MIBC). This study aimed to determine the clinicopathological significance of the VI-RADS ≧4...

    Shunsuke Ikuma, Jun Akatsuka, Hayato Takeda, Yuki Endo, Tomonari Kiriyama in BMC Urology (2024)

  2. Article

    Open Access

    Risk factor analysis of intravesical recurrence after retroperitoneoscopic nephroureterectomy for upper tract urothelial carcinoma

    One of the major concerns of patients with upper tract urothelial carcinoma (UTUC) treated with nephroureterectomy is intravesical recurrence (IVR). The purpose of the present study was to investigate the pred...

    Masato Yanagi, Tsutomu Hamasaki, Jun Akatsuka, Yuki Endo, Hayato Takeda in BMC Urology (2021)

  3. Article

    Open Access

    Prostatic abscess with infected aneurysms and spondylodiscitis after transrectal ultrasound-guided prostate biopsy: a case report and literature review

    Transrectal ultrasonography (TRUS)-guided prostate biopsy is the conventional method of diagnosing prostate cancer. TRUS-guided prostate biopsy can occasionally be associated with severe complications. Here, w...

    Shunichiro Nomura, Yuka Toyama, Jun Akatsuka, Yuki Endo, Ryoji Kimata in BMC Urology (2021)

  4. Article

    Open Access

    Expression of epithelial-Mesenchymal transition related markers in Plasmacytoid Urothelial carcinoma of the urinary bladder

    Plasmacytoid urothelial carcinoma (PUC) of the urinary bladder is a variant of urothelial carcinoma that carries a poor prognosis. The epithelial-mesenchymal transition (EMT) has been demonstrated to contribut...

    Shunichiro Nomura, Yasutomo Suzuki, Jun Akatsuka, Yuki Endo, Akira Shimizu in BMC Urology (2020)

  5. Article

    Open Access

    Dual-specificity tyrosine phosphorylation-regulated kinase 2 (DYRK2) as a novel marker in T1 high-grade and T2 bladder cancer patients receiving neoadjuvant chemotherapy

    To investigate associations between dual-specificity tyrosine phosphorylation-regulated kinase 2 (DYRK2) expression and survival in T1 high-grade or T2 bladder cancer patients treated with neoadjuvant chemothe...

    Shunichiro Nomura, Yasutomo Suzuki, Ryo Takahashi, Mika Terasaki in BMC Urology (2015)

  6. Article

    Open Access

    Inferior vena cava tumor thrombus after partial nephrectomy for renal cell carcinoma

    Partial nephrectomy is now the gold standard treatment for small renal tumors. Local recurrence is a major problem after partial nephrectomy, and local recurrence in the remnant kidney after partial nephrectom...

    Jun Akatsuka, Yasutomo Suzuki, Tsutomu Hamasaki, Takao Shindo in BMC Research Notes (2014)

  7. No Access

    Article

    A case report of squamous cell carcinoma of the renal pelvis producing granulocyte colony-stimulating factor

    We report a staghorn renal calculus case with squamous cell carcinoma of the renal pelvis producing granulocyte colony-stimulating factor. A 77-year-old woman was followed-up at our institution for 3 years for...

    Jun Akatsuka, Yasutomo Suzuki, Shunichiro Nomura in International Cancer Conference Journal (2014)

  8. No Access

    Article

    Spindle cell sarcoma of the epididymis

    A rare case of epididymal spindle cell sarcoma in a 68-year-old man is described. The patient was admitted to our hospital with a painless, left intrascrotal mass that had been present for 3 months. Computed t...

    Jun Akatsuka, Yasutomo Suzuki, Tsutomu Hamasaki in International Cancer Conference Journal (2014)

  9. Article

    Open Access

    Snail expression and outcome in T1 high-grade and T2 bladder cancer: a retrospective immunohistochemical analysis

    Neoadjuvant chemotherapy has been shown to have benefit in T1 high-grade or T2 bladder cancer. However, neoadjuvant chemotherapy fails in some patients. Careful patient selection for neoadjuvant chemotherapy i...

    Shunichiro Nomura, Yasutomo Suzuki, Ryo Takahashi, Mika Terasaki in BMC Urology (2013)

  10. No Access

    Article

    Advanced carcinoma of the prostatic urethra in a patient with marked response to chemotherapy, leading to preservation of the bladder

    We performed transurethral resection of the prostate (TUR-P) for a 66-year-old man with benign prostatic hyperplasia. Pathological examination diagnosed poorly differentiated urothelial carcinoma of the ureth...

    Tsutomu Hamasaki, Yukihiro Kondo in International Journal of Clinical Oncology (2010)

  11. No Access

    Article

    Tumor progression and expression of matrix metalloproteinase-2 (MMP-2) mRNA by human urinary bladder cancer cells

    Tumor cells at the stage of tumor progression build up a high tolerance to intrinsic and extrinsic defence systems and/or therapeutic procedures, and the cells deeply infiltrate the adjacent tissue, which is ...

    Tsutomu Hamasaki, Tomotaka Hattori, Go Kimura, Nando Nakazawa in Urological Research (1998)