Publications by authors named "Gen Sukegawa"

Article Synopsis
  • * Male infertility in ADPKD cases can stem from cysts in the seminal tract, which harm sperm function and lead to necrospermia, a condition where sperm aren't viable.
  • * The report highlights two men with secondary infertility after previously fathering children, with semen analysis showing necrospermia and enlarged seminal vesicles, suggesting the need for more research on fertility management in ADPKD patients.
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Testosterone replacement therapy is widely used for the treatment of late-onset hypogonadism (LOH). However, because exogenous testosterone can suppress the hypothalamic-pituitary-gonadal axis through negative feedback, testosterone replacement therapy may lead to secondary spermatogenic failure and subsequent infertility. We report our experience with male infertility in patients who had received testosterone for LOH.

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Objective: To investigate the value of the ultrasonographically determined size of seminiferous tubules and other conventional parameters for predicting sperm retrieval by microdissection testicular sperm extraction (micro-TESE).

Design: Clinical retrospective study.

Setting: Two urological clinics.

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Background: Sunitinib interacts with radiation therapy, leading to synergism of the toxicities of these treatments. Radiation recall pneumonitis is a rare but serious complication of targeted therapy with tyrosine kinase inhibitors.

Case Presentation: The case of a patient with metastatic renal cell cancer (RCC) who developed recall pneumonitis on the first cycle of systemic sunitinib treatment is reported here.

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Objective: The RENAL nephrometry scoring system characterizes tumors according to their size, growth pattern, location and nearness to the renal sinus or collecting system. The current study aims to evaluate the RENAL nephrometry scoring system in adopting nephron-sparing surgery (NSS) for cT1 renal cancer.

Methods: Clinicopathological data of 200 consecutive patients who had undergone radical nephrectomy (RN) or NSS for clinical stage T1 renal cell cancer at our single institution during 2005-2009 were investigated retrospectively.

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Objective: To verify the prognostic impact of C-reactive protein (CRP) for patients with castration-resistant prostate cancer (CRPC) treated with docetaxel in a single institution.

Methods: A group of 80 consecutive patients with CRPC were treated with docetaxel in our institution from January 2005 to May 2010. The patients received 75 mg/m(2) of docetaxel intravenously every 3 weeks.

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Objective: It was the aim of this study to assess the outcome of prostate cancer patients with preoperative prostate-specific antigen (PSA) levels ≥100 ng/ml who were treated with antegrade radical prostatectomy with intended wide resection (aRP).

Patients And Methods: Eighteen patients who underwent aRP had an initial PSA level ≥100 ng/ml. Overall survival, disease-specific survival and biochemical progression-free survival (bPFS) rates were determined, and predictors of treatment outcome were examined.

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