Niels Klarskov

Niels Klarskov

Clinical Professor

Member of:

  • Obstetrics and Gynaecology


  1. 2024
  2. Accepted/In press

    Letter to the Editor: Clinician perspectives on hysterectomy versus uterine preservation in pelvic organ prolapse surgery: A systematic review and meta-analysis

    Husby, K. R. & Klarskov, Niels, 2024, (Accepted/In press) In: International Journal of Gynecology and Obstetrics.

    Research output: Contribution to journalLetterResearchpeer-review

  3. Published

    Single-dose Tadalafil Reduces Opening Urethral Pressure: A Randomized, Double-blind, Placebo-controlled, Crossover Trial in Healthy Women

    Christoffersen, T., Riis, T., Sonne, David Peick & Klarskov, Niels, 2024, In: International Urogynecology Journal. 35, 3, p. 723-729

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    The REPAIR study: oral antibiotics to prevent infection and wound dehiscence after obstetric perineal tear—a double-blinded placebo controlled randomized trial

    Perslev, K., Klarskov, Niels, Bergholt, Thomas & Jangö, H., 2024, In: Trials. 25, 1, 8 p., 221.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. 2023
  6. Published

    Reply: The risk of pelvic organ prolapse after hysterectomy

    Husby, K. R., Gradel, K. O. & Klarskov, Niels, Jan 2023, In: American Journal of Obstetrics and Gynecology. 228, 1, p. 106-107 2 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  7. Published

    Acute kidney injury after gynaecological surgery - a systematic review and meta-analysis

    Reza, C., Klarskov, Niels & Amirian, I., 2023, In: Danish Medical Journal. 70, 6, 13 p., A11220733.

    Research output: Contribution to journalReviewResearchpeer-review

  8. Published

    Bleeding risk in female patients undergoing intravesical injection of onabotulinumtoxinA for overactive bladder: a Danish retrospective cohort study

    El Issaoui, M., Elissaoui, S., Elmelund, M. & Klarskov, Niels, 2023, In: International Urogynecology Journal. 34, p. 2581–2585 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Cervical cancer after the Manchester procedure: a nationwide cohort study

    Husby, K. R., Gradel, K. O. & Klarskov, Niels, 2023, In: International Urogynecology Journal. 34, 8, p. 1837-1842 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Colpocleisis: reoperation risk and risk of uterine and vaginal cancer: A nationwide cohort study

    Hammerbak-Andersen, M., Klarskov, Niels & Husby, K. R., 2023, In: International Urogynecology Journal. 34, p. 2495–2500 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Current and future perspectives on the utility of provocative tests of anal sphincter function: A state-of-the-art summary

    O'Connor, A., Byrne, C. M., Vasant, D. H., Sharma, A., Liao, D., Klarskov, Niels, Kiff, E. S. & Telford, K., 2023, In: Neurogastroenterology and Motility. 35, 7, 13 p., e14496.

    Research output: Contribution to journalReviewResearchpeer-review

  12. Published

    Electrical stimulation of the dorsal clitoral nerve in the treatment of idiopathic defecatory urgency. A pilot study

    Qvist, N., Hansen, U. D., Christensen, P., Rijkhoff, N. M. J., Klarskov, Niels & Duelund-Jakobsen, J., 2023, In: Techniques in Coloproctology. 27, 6, p. 459-463 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Hysterectomy on benign indication and risk of pelvic organ prolapse surgery: A national matched cohort study

    Aagesen, A. H., Klarskov, Niels, Gradel, K. O. & Husby, K. R., 2023, In: Acta Obstetricia et Gynecologica Scandinavica. 102, 6, p. 774-781 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Increased risk of stress urinary incontinence surgery after hysterectomy for benign indication—a population-based cohort study

    Christoffersen, N. M., Klarskov, Niels, Gradel, K. O. & Husby, K. R., 2023, In: American Journal of Obstetrics and Gynecology. 229, 2, p. 149.e1-149.e9 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Perineal resuturing versus conservative treatment for dehisced perineal wounds and episiotomies: a systematic review and meta-analysis

    Kullab, U. B., Moestrup, L. V., Bergholt, Thomas, Klarskov, Niels & Jangö, Hanna Margareta, 2023, In: International Urogynecology Journal. 34, 12, p. 2859-2866

    Research output: Contribution to journalReviewResearchpeer-review

  16. Published

    Stress Urinary Incontinence after Operations for Uterine Prolapse: A Nationwide Cohort Study

    Husby, K. R., Gradel, K. O. & Klarskov, Niels, 2023, In: Urogynecology. 29, 2, p. 121-127 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. 2022
  18. Published

    Effect of single doses of citalopram and reboxetine on urethral pressure: A randomized, double-blind, placebo- and active-controlled three-period crossover study in healthy women

    Christoffersen, T., Kornholt, J., Riis, T., Sonne, J., Sonne, David Peick & Klarskov, Niels, 2022, In: Neurourology and Urodynamics. 41, 6, p. 1482-1488 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Endometrial cancer after the Manchester procedure: a nationwide cohort study

    Husby, K. R., Gradel, K. O. & Klarskov, Niels, 2022, In: International Urogynecology Journal. 33, 7, p. 1881-1888 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Hysteropreservation versus hysterectomy in uterine prolapse surgery: a systematic review and meta-analysis

    Husby, K. R., Lose, G. & Klarskov, Niels, 2022, In: International Urogynecology Journal. 33, 10, p. 2913-2914

    Research output: Contribution to journalLetterResearch

  21. Published

    Long-term reoperation risk after apical prolapse repair in female pelvic reconstructive surgery: a letter

    Husby, K. R. & Klarskov, Niels, 2022, In: American Journal of Obstetrics and Gynecology. 227, 6, p. 936 1 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  22. Published

    Pelvic organ prolapse following hysterectomy on benign indication: a nationwide, nulliparous cohort study

    Husby, K. R., Gradel, K. O. & Klarskov, Niels, 2022, In: American Journal of Obstetrics and Gynecology. 226, 3, p. 386.e1-386.e9

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. 2021
  24. Published

    Urinary incontinence before and after pelvic organ prolapse surgery—A national database study

    Khayyami, Y., Elmelund, M. & Klarskov, Niels, Aug 2021, In: International Urogynecology Journal. 32, 8, p. 2119-2123 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    High Patient Satisfaction With Local Anesthesia and Light Sedation in a Novel Fast-Track Setup for Sacrospinous Fixation

    Husby, K. R. & Klarskov, Niels, 2021, In: Female Pelvic Medicine and Reconstructive Surgery. 27, 5, p. 335 1 p.

    Research output: Contribution to journalLetterResearchpeer-review

  26. Published

    Letter to the Editor: Hysterectomy Versus Hysteropexy at the Time of Native Tissue Pelvic Organ Prolapse Repair: A Cost-Effectiveness Analysis

    Husby, K. R. & Klarskov, Niels, 2021, In: Female Pelvic Medicine and Reconstructive Surgery. 27, 8, p. e606-e607

    Research output: Contribution to journalComment/debateResearchpeer-review

  27. Published

    Minimum standards for reporting outcomes of surgery in urogynaecology

    Toozs-Hobson, P., Bach, F., Daly, J. O. & Klarskov, Niels, 2021, In: International Urogynecology Journal. 32, 6, p. 1387-1390

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Surgical repair of vaginal vault prolapse; a comparison between ipsilateral uterosacral ligament suspension and sacrospinous ligament fixation—a nationwide cohort study

    Husby, K. R., Larsen, M. D., Lose, G. & Klarskov, Niels, 2021, In: International Urogynecology Journal. 32, 6, p. 1441-1449

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. 2020
  30. Published

    A structured review on the female urethral anatomy and innervation with an emphasis on the role of the urethral longitudinal smooth muscle

    Mistry, M. A., Klarskov, Niels, DeLancey, J. O. & Lose, G., Jan 2020, In: International Urogynecology Journal. 31, 1, p. 63-71

    Research output: Contribution to journalReviewResearchpeer-review

  31. Published

    Native tissue repair is cost-effective in primary anterior POP

    Klarskov, Niels, Jan 2020, In: B J O G. 127, 1, p. 27 1 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  32. Published

    A novel method for measurement of the recto-anal inhibitory reflex using anal acoustic reflectometry

    Heywood, N. A., Sharma, A., Kiff, E. S., Klarskov, Niels & Telford, K. J., 2020, In: Colorectal Disease. 22, 11, p. 1632-1641 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Continuous vs stepwise anal acoustic reflectometry: An improved technique for physiological measurement of anal sphincter function?

    Heywood, N. A., Nicholson, J. E., Sharma, A., Kiff, E. S., Klarskov, Niels & Telford, K. J., 2020, In: Neurourology and Urodynamics. 39, 1, p. 447-454

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    De novo urinary incontinence after pelvic organ prolapse surgery: a national database study

    Khayyami, Y., Elmelund, M., Lose, G. & Klarskov, Niels, 2020, In: International Urogynecology Journal. 31, 2, p. 305-308 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Evaluation of suture material used in anterior colporrhaphy and the risk of recurrence

    Valtersson, E., Husby, K. R., Elmelund, M. & Klarskov, Niels, 2020, In: International Urogynecology Journal. 31, 10, p. 2011-2018 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Letter to the editor: “Update in native tissue vaginal vault prolapse repair”

    Husby, K. R., Lose, G. & Klarskov, Niels, 2020, In: International Urogynecology Journal. 31, 12, 1 p.

    Research output: Contribution to journalLetterResearchpeer-review

  37. Published

    Long term continuation with repeated Botulinum toxin A injections in people with neurogenic detrusor overactivity after spinal cord injury

    Hebert, K. P., Klarskov, Niels, Bagi, P., Biering-Sørensen, Fin & Elmelund, M., 2020, In: Spinal Cord. 58, 6, p. 675-681

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    Placement of a fine-bore rectal balloon catheter in the anal canal does not affect anal sphincter pressures: improving our understanding of physiological function with anal acoustic reflectometry

    Heywood, N. A., Sharma, A., Kiff, E. S., Klarskov, Niels & Telford, K. J., 2020, In: Colorectal Disease. 22, 11, p. 1626-1631 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Trends in apical prolapse surgery between 2010 and 2016 in Denmark

    Husby, K. R., Lose, G. & Klarskov, Niels, 2020, In: International Urogynecology Journal. 31, 2, p. 321-327 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Validity of bladder volume measurement by ultrasound in women postpartum

    Jensen, J. T., Klarskov, Niels & Lauenborg, J., 2020, In: International Urogynecology Journal. 31, 3, p. 643-649 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. 2019
  42. Published

    Effect of a 5-HT2c receptor agonist on urethral closure mechanism in healthy women

    Klarskov, Niels, Van Till, O., Sawyer, W., Cernus, D. & Sawyer, W., 2019, In: Neurourology and Urodynamics. 38, 6, p. 1700-1706 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    Effect of imipramine on urethral opening pressure: A randomized, double-blind, placebo-controlled crossover study in healthy women

    Kornholt, J., Sonne, D. P., Riis, T., Sonne, J. & Klarskov, Niels, 2019, In: Neurourology and Urodynamics. 38, 4, p. 1076-1080

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published

    Fecal Incontinence and Neurogenic Bowel Dysfunction in Women With Traumatic and Nontraumatic Spinal Cord Injury

    Elmelund, M., Klarskov, Niels & Biering-Sørensen, Fin, 2019, In: Diseases of the Colon and Rectum. 62, 9, p. 1095-1104 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. Published

    Methodologic validation of a faster pelvic floor test: Two randomized studies in anal acoustic reflectometry

    Nicholson, J. E., Klarskov, Niels, Heywood, N. A., Sharma, A., Kiff, E. S. & Telford, K. J., 2019, In: Diseases of the Colon and Rectum. 62, 5, p. 623-630 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Patient Characteristics that May Influence the Effect of Urethral Injection Therapy for Female Stress Urinary Incontinence

    Elmelund, M., Sokol, E. R., Karram, M. M., Dmochowski, R. & Klarskov, Niels, 2019, In: Journal of Urology. 202, 1, p. 125-130 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  47. Published

    Pelvic floor muscle training with and without supplementary KAATSU for women with stress urinary incontinence: a randomized controlled pilot study

    Due, U., Klarskov, Niels, Gräs, S. & Lose, G., 2019, In: Neurourology and Urodynamics. 38, 1, p. 379-386

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Pelvic organ prolapse and urogynecological assessment in women with spinal cord injury

    Elmelund, M., Biering-Sørensen, Fin, Bing, M. H. & Klarskov, Niels, 2019, In: Spinal Cord. 57, p. 18-25

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Prolapse reduction deteriorates the urethral closure mechanism

    Khayyami, Y., Lose, G. & Klarskov, Niels, 2019, In: International Urogynecology Journal. 30, 3, p. 489-493 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    Surgical treatment of primary uterine prolapse: a comparison of vaginal native tissue surgical techniques

    Husby, K. R., Larsen, M. D., Lose, G. & Klarskov, Niels, 2019, In: International Urogynecology Journal. 30, 11, p. 1887-1893 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. 2018
  52. Published

    Authors' reply to the comment by Petros et al. on "Retropubic versus transobturator MUS: Time to revisit?" by Lose and Klarskov"

    Lose, G., Klarskov, Niels & Schaefer, W., 2018, In: International Urogynecology Journal. 29, 1, p. 171

    Research output: Contribution to journalComment/debateResearch

  53. Published

    High resolution manometry catheter, test retest reliability and the working mechanism of urethral bulking?

    Klarskov, Niels & Lose, G., 2018, In: Neurourology and Urodynamics. 37, 8, p. 2975-2976

    Research output: Contribution to journalComment/debateResearch

  54. Published

    Manchester–Fothergill procedure versus vaginal hysterectomy with uterosacral ligament suspension: an activity-based costing analysis

    Husby, K. R., Tolstrup, C. K., Lose, G. & Klarskov, Niels, 2018, In: International Urogynecology Journal. 29, 8, p. 1161-1171 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  55. Published

    Posterior colporrhaphy does not affect the urethral closure mechanism

    Khayyami, Y., Lose, G. & Klarskov, Niels, 2018, In: International Urogynecology Journal. 29, 1, p. 125-130

    Research output: Contribution to journalJournal articleResearchpeer-review

  56. Published

    Prevalence of urinary incontinence in women with spinal cord injury

    Elmelund, M., Klarskov, Niels & Biering-Sørensen, Fin, 2018, In: Spinal Cord. 56, p. 1124-1133

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. Published

    The Manchester-Fothergill procedure versus vaginal hysterectomy with uterosacral ligament suspension: a matched historical cohort study

    Tolstrup, C. K., Husby, K. R., Lose, G., Kopp, T. I., Viborg, P. H., Kesmodel, U. S. & Klarskov, Niels, 2018, In: International Urogynecology Journal. 29, 3, p. 431-440 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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