Nobutoshi Oka

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The objective of this study was to analyze the health-related quality of life (HRQoL) in patients undergoing lithotripsy for urinary stones. This study comprised 76 patients with urinary stones who were treated by lithotripsy, which included shock wave lithotripsy (SWL), ureteroscopic lithotripsy, percutaneous nephrolithotripsy and ureterolithotomy in 66(More)
The objective of this study was to retrospectively analyze the clinical outcomes of ureteroscopic lithotripsy (USL) performed in patients with ureteral stones, and to investigate the factors associated with therapeutic outcomes. This study included a total of 2,129 patients with ureteral stones who underwent USL between December 1985 and March 2006 in a(More)
PURPOSE The objective of this study was to clarify the significance of micrometastases in pelvic lymph nodes in patients who underwent radical cystectomy for bladder cancer. EXPERIMENTAL DESIGN We included 40 patients with locally invasive bladder cancer who underwent radical cystectomy and pelvic lymphadenectomy. Expression of cytokeratin 19 (CK19),(More)
Tetrasomy 9p is a rare clinical syndrome and about 30% of known cases exhibit chromosome mosaicism. The cases with tetrasomy 9p mosaicism have been reported to show the various phenotypes. On the other hand, Klinefelter syndrome is well recognized chromosomal abnormality caused by an additional X chromosome in males (47,XXY), and the characteristic clinical(More)
The objectives of this study were to evaluate the usefulness of serum prostate-specific antigen (PSA) screening in detecting prostate cancer in Japanese men on hemodialysis, and to analyze features of prostate cancer detected in these patients. This study included 115 male hemodialysis patients aged >55 years who agreed to the measurement of serum PSA value(More)
The objective of this study was to investigate the clinical features of non-gonococcal urethritis in men who attended a urological outpatient clinic in Japan. This study included a total of 194 patients diagnosed as having non-gonococcal urethritis and subsequently judged as cured following antibiotic therapy between January 2001 and June 2005. Clinical(More)
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