Clinical trial Recruiting at 1 site Observational Ages 5 to 13

Evaluating the effects of chemotherapy on bladder function in childhood cancer survivors

Official title: Impact of Chemotherapy on Urinary Biomarkers and Non-Invasive Urodynamics in Children

Run by University of Colorado, Denver · NCT04993859 · Data updated 2026-11-12

This study is testing how two chemotherapy drugs might affect bladder function in children aged 5-13 who have survived cancer.

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Quick facts

Study typeObservational
Ages5 Years to 13 Years
SexAll
Enrollment152 (estimated)
SponsorUniversity of Colorado, Denver
Academic / other
Drugs / interventionschemotherapy, Cyclophosphamide, doxorubicin
Locations1 site (Aurora, Colorado)
StatusRecruiting
StartedJune 2, 2021
Main results expectedJuly 9, 2031
Study endsJuly 9, 2031
Registry record updatedSeptember 9, 2026
Trial IDNCT04993859 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are children aged 5-13 years who have a history of cancer and have received vincristine and/or doxorubicin chemotherapy.

Probably not a fit

Patients with primary pelvic tumors, pelvic irradiation, or pre-existing bladder/bowel dysfunction may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to assess how two specific chemotherapy drugs, vincristine and doxorubicin, impact bladder function and urine composition in children who have survived cancer. The study will involve children aged 5-13 years who have completed chemotherapy at least one year prior and will utilize non-invasive urodynamic testing, urinary proteomic screening, and a survey to evaluate bladder dysfunction symptoms. The researchers hypothesize that survivors exposed to these chemotherapies will report higher incidences of bladder dysfunction and show significant differences in urinary biomarkers compared to those without such symptoms.

Why it matters

Potential benefit: If successful, this study could lead to better understanding and management of bladder dysfunction in childhood cancer survivors.

How similar studies have gone: While there is limited data on this specific approach, studies on chemotherapy effects on bladder function in adults have shown varying results, indicating that this area may still hold novel insights.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Children aged 5-13 years old
* A history of cancer
* Treatment with a chemotherapy regimen including VCR and/or DOX
* Completion of chemotherapy at least one year prior to study enrollment and survey completion.

Exclusion Criteria:

* Patients with a:
* Primary pelvic tumor
* Pelvic irradiation
* Pre-existing bladder/bowel dysfunction
* Spinal defects
* Neurologic disorder
* Neuro-oncologic tumor or brain metastasis
* Cyclophosphamide or ifosfamide therapy

Where it's running

  • Children's Hospital Colorado
    Aurora, Colorado, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.