T Klotz

Summary

Country: Germany

Publications

  1. ncbi Effectiveness of oral L-arginine in first-line treatment of erectile dysfunction in a controlled crossover study
    T Klotz
    Department of Urology, University of Cologne, Germany
    Urol Int 63:220-3. 1999
  2. ncbi Erectile dysfunction in cyclists. Is there any difference in penile blood flow during cycling in an upright versus a reclining position?
    F Sommer
    Department of Urology, University Medical Centre of Cologne, Germany
    Eur Urol 39:720-3. 2001
  3. ncbi Localization of constitutive nitric oxide synthase isoforms and the nitric oxide target enzyme soluble guanylyl cyclase in the human bladder
    B Fathian-Sabet
    Department of Urology and Institut I of Anatomy, University of Cologne, Cologne, Germany
    J Urol 165:1724-9. 2001
  4. ncbi The prevalence of Peyronie's disease: results of a large survey
    U Schwarzer
    Department of Urology, University of Cologne, Germany
    BJU Int 88:727-30. 2001
  5. ncbi MAP kinase 1/2 (Erk 1/2) and serine/threonine specific protein kinase Akt/PKB expression and activity in the human corpus cavernosum
    F Sommer
    Department of Urology, University Medical Centre of Cologne, Cologne, Germany
    Int J Impot Res 14:217-25. 2002
  6. ncbi Vardenafil increases penile rigidity and tumescence in erectile dysfunction patients: a RigiScan and pharmacokinetic study
    T Klotz
    Department of Urology, University of Cologne, Germany
    World J Urol 19:32-9. 2001
  7. ncbi Comparison of individual urologists' performance
    F Sommer
    Department of Urology, University Medical Centre of Cologne, and Paracelsus Klinik Golzheim, Dusseldorf, Germany
    Eur Urol 39:369-74. 2001
  8. ncbi Sildenafil (Viagra): is there an influence on psychological performance?
    H Grass
    Institute of Forensic Medicine, University of Cologne, Germany
    Int Urol Nephrol 32:409-12. 2001
  9. ncbi Impotence and genital numbness in cyclists
    F Sommer
    Department of Urology, University Medical Center of Cologne, Germany
    Int J Sports Med 22:410-3. 2001
  10. ncbi Epidemiology of Peyronie's disease
    F Sommer
    Department of Urology, University Medical Center of Cologne, Cologne, Germany
    Int J Impot Res 14:379-83. 2002

Collaborators

Detail Information

Publications17

  1. ncbi Effectiveness of oral L-arginine in first-line treatment of erectile dysfunction in a controlled crossover study
    T Klotz
    Department of Urology, University of Cologne, Germany
    Urol Int 63:220-3. 1999
    ..Some studies report good clinical results under oral L-arginine medication in the treatment of erectile dysfunction. We examined the effectiveness and safety of L-arginine in the treatment of mixed-type impotence...
  2. ncbi Erectile dysfunction in cyclists. Is there any difference in penile blood flow during cycling in an upright versus a reclining position?
    F Sommer
    Department of Urology, University Medical Centre of Cologne, Germany
    Eur Urol 39:720-3. 2001
    ..Perineal compression during bicycling appears to be responsible for some cases of erectile dysfunction...
  3. ncbi Localization of constitutive nitric oxide synthase isoforms and the nitric oxide target enzyme soluble guanylyl cyclase in the human bladder
    B Fathian-Sabet
    Department of Urology and Institut I of Anatomy, University of Cologne, Cologne, Germany
    J Urol 165:1724-9. 2001
    ..Furthermore, the urothelium may also be a target of nitric oxide...
  4. ncbi The prevalence of Peyronie's disease: results of a large survey
    U Schwarzer
    Department of Urology, University of Cologne, Germany
    BJU Int 88:727-30. 2001
    ..2%; this is much higher than indicated in previous reports. A comparably high prevalence is reported for diabetes and urolithiasis, suggesting that this 'rare' disease is more widespread than previously thought...
  5. ncbi MAP kinase 1/2 (Erk 1/2) and serine/threonine specific protein kinase Akt/PKB expression and activity in the human corpus cavernosum
    F Sommer
    Department of Urology, University Medical Centre of Cologne, Cologne, Germany
    Int J Impot Res 14:217-25. 2002
    ..Furthermore, we found a higher basal level of active MAP Kinase 1/2 (Erk 1/2) in impotent patients. This finding gives the first evidence for an inhibitory influence of MAP Kinase 1/2 (Erk 1/2) on cavernosal eNOS activity...
  6. ncbi Vardenafil increases penile rigidity and tumescence in erectile dysfunction patients: a RigiScan and pharmacokinetic study
    T Klotz
    Department of Urology, University of Cologne, Germany
    World J Urol 19:32-9. 2001
    ..The observed pro-erectile properties, pharmacokinetic characteristics and safety profile make vardenafil a suitable candidate for further evaluation in the treatment of erectile dysfunction...
  7. ncbi Comparison of individual urologists' performance
    F Sommer
    Department of Urology, University Medical Centre of Cologne, and Paracelsus Klinik Golzheim, Dusseldorf, Germany
    Eur Urol 39:369-74. 2001
    ..The purpose of our study was to compare the crude operative morbidity and mortality rates with the predicted rates using an established scoring system (POSSUM)...
  8. ncbi Sildenafil (Viagra): is there an influence on psychological performance?
    H Grass
    Institute of Forensic Medicine, University of Cologne, Germany
    Int Urol Nephrol 32:409-12. 2001
    ..We wanted to verify the hypothesis whether sildenfail influences human psychomotor performance, especially under the aspect of traffic safety, or not...
  9. ncbi Impotence and genital numbness in cyclists
    F Sommer
    Department of Urology, University Medical Center of Cologne, Germany
    Int J Sports Med 22:410-3. 2001
    ..Therefore, we suggest restricting the training distance, and taking sufficient pauses during the course of prolonged and vigorous bicycle riding, in order to avoid penile numbness and impotence...
  10. ncbi Epidemiology of Peyronie's disease
    F Sommer
    Department of Urology, University Medical Center of Cologne, Cologne, Germany
    Int J Impot Res 14:379-83. 2002
    ..Comparably high prevalences are known for diabetes and urolithiasis, suggesting a greater frequency of this rare disease than formerly believed...
  11. ncbi Modulation of human platelet aggregation by the phosphodiesterase type 5 inhibitor sildenafil
    R Berkels
    Department of Pharmacology, University of Cologne, Germany
    J Cardiovasc Pharmacol 37:413-21. 2001
    ..After co-administration of nitric oxide, collagen- and ADP-induced platelet aggregation was significantly inhibited, which may reflect physiologic conditions of an in vivo system...
  12. ncbi Risk adjustment for evaluating the outcome of urological operative procedures
    F Sommer
    Department of Urology, University Medical Center of Cologne, Cologne, Germany
    J Urol 166:968-72. 2001
    ..Our study shows that the scoring system applied is suitable for urological audit and may be a valuable tool for comparing performance at various units...
  13. ncbi Measurement of vaginal and minor labial oxygen tension for the evaluation of female sexual function
    F Sommer
    Department of Urology, University Medical Center of Cologne, , Germany
    J Urol 165:1181-4. 2001
    ..We developed a simple noninvasive reproducible technique to measure vaginal and minor labial blood flow. Age based and cycle dependent normograms now can be produced for vaginal and labial blood flow using this method...
  14. ncbi Why do patients with erectile dysfunction abandon effective therapy with sildenafil (Viagra)?
    T Klotz
    Department of Urology, Klinikum Weiden, Weiden, Germany
    Int J Impot Res 17:2-4. 2005
    ..The majority reported that they had had no opportunity or desire for sexual intercourse or that their partners had shown no sexual interest. Few patients stated that the high cost of the medication or that adverse events were the cause...
  15. ncbi Immunolocalization of inducible and constitutive nitric oxide synthases in human bladder cancer
    T Klotz
    Department of Urology and Institute I of Anatomy, University of Cologne, Germany
    Urology 54:416-9. 1999
    ..NO generation by inducible NOS (iNOS) also influences the cytotoxicity of macrophages and tumor-induced immunosuppression. Before now, the expression of iNOS and constitutive NOS in bladder carcinoma tissue had not been determined...
  16. ncbi Her-2/neu expression in testicular cancer--a retrospective analysis in 57 cases
    D Pfister
    Department of Urology, RWTH University of Aachen, Weiden, Germany
    Urology 76:1266.e6-9. 2010
    ..To evaluate her-2/neu expression in testicular germ cell tumors (GCT)...
  17. ncbi Diffuse metastasized testicular teratoma and paraneoplastic thyreotoxicosis. Case report and literature review
    P Derakhshani
    Department of Urology, University of Cologne, Germany
    Urol Int 63:265-7. 1999
    ..Evaluation of thyroid hormone levels in all patients with serum HCG levels exceeding 20,000 U/l is recommended...