Publications by authors named "Takeshi Soda"

Article Synopsis
  • The study examined postoperative complication rates in elderly prostate cancer patients undergoing robot-assisted radical prostatectomy (RARP) across various age groups.
  • A total of 8,055 patients were analyzed, revealing similar complication rates for those under 70 and those aged 75 or older.
  • The conclusion indicated that age alone does not significantly increase the risk of complications after RARP in well-selected elderly patients, suggesting that surgery can be safely performed on older populations.
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This study aimed to assess the effects of thienopyridine-class antiplatelet agents (including ticlopidine, clopidogrel, and prasugrel) on bleeding complications in patients who underwent robot-assisted radical prostatectomy. This cohort study used a database for robot-assisted radical prostatectomy at 23 tertiary centers nationwide between 2011 and 2022. Patients who received thienopyridines (thienopyridine group) were compared with those who received aspirin monotherapy (aspirin group).

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Article Synopsis
  • A study was conducted to identify factors influencing changes in lower urinary tract symptoms (LUTS) after robot-assisted radical prostatectomy (RARP), focusing on improvement or deterioration in symptoms.
  • Researchers analyzed data from 172 patients, examining their International Prostate Symptom Scores (IPSS) before and at various intervals after surgery to determine correlations with factors such as age, prostate size, and nerve-sparing procedures.
  • Results indicated that while older patients had worse symptoms initially, nerve-sparing surgery significantly improved postoperative LUTS, with 27% of patients in the nerve-sparing group experiencing improvements compared to only 20% in the non-nerve-sparing group after one year.
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Aim: To assess real-world treatment profiles, including utilization rate, time to and reasons for discontinuation of combination pharmacotherapy with β -agonists and antimuscarinics for refractory overactive bladder (OAB) through a retrospective chart review.

Methods: We retrospectively reviewed the records of OAB patients who received β -agonists or antimuscarinics at our hospital between 2012 and 2020 and analyzed the clinical course of patients who progressed to combination therapy. Data on age, sex, major complaints, OAB symptom score at the initiation of combination therapy, treatment persistence, and reasons for discontinuation were collected.

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Aim: To assess real-world treatment profiles, including the time to and reasons for discontinuation or drug switching, treatment reinitiation, and postdiscontinuation follow-up in patients receiving antimuscarinics or ß3-agonists for overactive bladder (OAB) through a retrospective chart review.

Methods: We retrospectively reviewed medical charts of 777 patients, aged ≥18 years, who underwent antimuscarinic or ß3-agonist therapy at our hospital. Data on patient's age, sex, chief complaint, and OAB symptom score at therapy initiation were collected.

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Background: Complications of peritoneal dialysis (PD) such as pain and catheter leakage are frequently reported. Delayed bowel perforation of a PD catheter is a rare adverse event but a serious complication associated with significant mortality. Bowel perforation of a PD catheter is difficult to differentiate from PD-related peritonitis and likely to result in a delay in diagnosis.

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A 27-year-old man visited our hospital with painless swelling of the left scrotum. Hematologic studies showed the following levels of lactate dehydrogenase, 3,171 IU/l ; alpha-fetoprotein, 2.2 ng/ml ; and β- human chorionic gonadotropin, 0.

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Background: Although nocturia has been reported to increase mortality in elderly individuals, the particular risk factors that are associated with this event are unclear. Therefore, we evaluated risk factors for death in outpatients with nocturia.

Methods: Between October 2002 and December 2009, 250 consecutive patients with nocturia were enrolled in two general hospitals in Japan.

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Anticoagulant and antiplatelet medications are commonly used for the treatment and prevention of cardiovascular diseases. We studied 84 patients who received heparin as a bridging anticoagulant and antiplatelet therapy during the perioperative period. Hospitalization was extended for adjusting anticoagulant and antiplatelet drugs and also bleeding complications in the perioperative period.

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Objectives: To investigate the efficacy of two types of drugs, furosemide and gosha-jinki-gan (GJG), for treatment of nocturia with nocturnal polyuria using a randomized crossover method.

Methods: A total of 36 patients with nocturnal polyuria were recruited for this study. We assessed the International Prostate Symptom Score (I-PSS), Pittsburgh Sleep Quality Index (PSQI), frequency volume charts, blood pressure, urine chemistry, serum B-type natriuretic peptide (BNP) and body fluid compartments.

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A 64-year-old woman presented with recto-cutaneous fistula after tension-free vaginal mesh reconstruction using polypropylene mesh for pelvic organ prolapse. Eleven months after the operation, an ulcerative lesion with stools smell secretion developed in the left hip. Magnetic resonance imaging and colonoscopy revealed a migration of the left arm of the mesh and a recto-cutaneous fistula.

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We report a case of bilateral renal calculi in a 1-year-old female with adenine phosphoribosyl transferase (APRT) partial deficiency. She initially visited another institution with high fever as the major complaint. Computed tomography revealed a bilateral renal stone and left hydro nephrosis.

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To assess appropriate treatment strategies for transitional cell carcinoma in situ (CIS) of the upper urinary tract (UUT), we evaluated the long-term outcome of Bacillus Calmette-Guérin (BCG) perfusion therapy for CIS of UUT. We retrospectively reviewed the medical records of 24 patients who underwent BCG perfusion therapy for CIS of UUT between August 1993 and August 2009. Patients received at least one course of BCG (once weekly for 6 weeks).

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Introduction: Iatrogenic damage to the seminal tract is one of the causes of obstructive azoospermia, which can be an indication for reconstruction surgery. We present a case of obstructive azoospermia as an unusual complication after neonatal herniorrhaphy of an omphalocele.

Case Presentation: A 30-year-old Japanese man was diagnosed with obstructive azoospermia.

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Urolithiasis in pediatric patients is relatively rare. Extracorporeal shock wave lithotripsy and endoscopic procedures play a major role in treating pediatric urolithiasis. A 3-year-old girl presented with macroscopic hematuria and right back pain and was diagnosed with a right renal stone (15 mm).

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An adequate protocol for antimicrobial prophylaxis (AMP) in radical prostatectomy (RP) has not been established. We retrospectively compared the occurrence of perioperative infection following RP between two different AMP protocols. This study included 340 cases with prostate cancer who underwent RP at our institution between January 2005 and December 2008.

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Purpose: Nocturia has a major impact on quality of life and affects numerous aspects of health. Lifestyle modifications are expected to be helpful in improving nocturia. However, the efficacy of this strategy has not been established.

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Article Synopsis
  • * She was treated with a combination of interferon-alpha and 5-fluorouracil, but after six months of no change in the lesions, the treatment shifted to only interferon-alpha, resulting in a tumor shrinking over six years.
  • * Eventually, the immunotherapy was stopped when it was suspected the tumors might be benign; however, after three years, a left renal tumor progressed, leading to surgery that confirmed the tumors were chromophobe renal cell carcinoma, with no changes in the remaining tumors for 1.
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We aimed to investigate health-care seeking behavior related to lower urinary tract symptoms (LUTS) using a questionnaire-based survey. The questionnaire included questions related to 5 demographic issues, 9 past histories, 8 LUTS, and others about health-care seeking related to LUTS. We sent the questionnaire to 6,000 residents, 41 to 70 years old, in three Japanese communities (Tobetsu, in a subarctic zone, Kumiyama, in a temperate zone, and Sashiki, in a subtropical zone).

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A 72-year-old man came to our clinic as a candidate of the donor of renal transplantation for his 44-year-old daughter. However, his serum PSA was found elevated, and he was diagnosed with stage C prostate cancer. He received neoadjuvant androgen deprivation therapy and subsequent IMRT as a definitive curative therapy.

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We report a case of a 59-year-old woman who presented with gross hematuria due to development of a pseudoaneurysm that was diagnosed using Doppler ultrasonography 16 days after retroperitoneoscopic partial nephrectomy for renal cell carcinoma. Hematuria resolved after the patient was treated with selective angioembolization of the pseudoaneurysm. There has been no recurrence of the pseudoaneurysm for 28 months after the procedure.

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A 32-year-old man was referred to our hospital for evaluation of bilateral renal tumors 8 cm each in diameter. His cousin also had a renal tumor, and she had been genetically diagnosed as von Hippel-Lindau (VHL) disease. Bilateral nephron-sparing surgery was performed in separate stages under clinical diagnosis of renal cell carcinoma and VHL disease.

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A 48-year-old man presented complaining of lower abdominal pain, and was diagnosed with invasive bladder cancer. After neoadjuvant chemotherapy, cystoprostatourethrectomy and ileal conduit diversion were performed. At 53 years of age, bladder cancer recurred in the upper urinary tract and he underwent complete urinary tract extirpation.

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