Recruiting

Observational Study

Sponsor:

Northwestern University

Code:

NCT06384079

Conditions

Ureteral Stricture

Eligibility Criteria

Sex: All

Age: 18+

Healthy Volunteers: Not accepted

Interventions

Antegrade and retrograde pyelogram

Study Details

Brief summary:

Our objective is to assess the effect of duration of ureteral rest, defined as time from conversion of ureteral stent to percutaneous nephrostomy, on stricture length prior to ureteral reconstruction surgery.

Conditions

Ureteral Stricture

Study ID

NCT06384079

Start date

Sep 24, 2024

Status verified date

Nov, 2024

Completion date

Nov, 2030

Anticipated

Primary completion date

Nov, 2025

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 18+

Healthy Volunteers: Not accepted

Inclusion Criteria:

  • >18 years of age
  • Undergoing ureteral reconstruction surgery for ureteral stricture with conversion of an indwelling stent to a percutaneous nephrostomy tube for ureteral rest
  • Willing to sign informed consent form
  • Able to read and understand informed consent form

Exclusion Criteria:

  • <18 years of age
  • Inability to provide informed consent
  • Members of vulnerable patient populations

Study Design

Enrollment

25 participants

Anticipated

Interventions and Outcome Measures

Arms

Endoscopic Evaluation

Antegrade and retrograde pyelogram will be completed prior to definitive ureteral repair

Interventions

Antegrade and retrograde pyelogram

Participation in the study will guarantee that participants will receive this procedure.

Primary outcome measure

  • Ureteral stricture length measured by antegrade or retrograde pyelogram [ Time Frame: 2 weeks and 6 weeks post procedure ]

Central Contacts and Locations

Central contacts

Emily Ji

312-695-8146emily.ji@nm.org

Locations

Northwestern University

Recruiting

Chicago, Illinois, United States, 60611

Contacts

Emily Ji

312-695-8146emily.ji@nm.org

Principal Investigator:

Ziho Lee, MD

More Information

Sponsor

Northwestern University

Last update posted

Nov 26, 2024

Last verified

Nov, 2024

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-09. This information was provided to ClinicalTrials.gov by Northwestern University on 2024-11-26.