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Multiparametric MRI for Assessment of Changes of Renal Hemodynamics After Fistula Closure in Kidney Transplant Patients

Recruiting
Conditions
Kidney Transplantation
Registration Number
NCT05015231
Lead Sponsor
University of Zurich
Brief Summary

Assessment of changes of renal hemodynamics by multiparametric MRI after closure of AVF access.

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
30
Inclusion Criteria
  • Written informed consent
  • Age > 18 years
  • Patients wishing to close the fistula and planned for surgical fistula closure
  • eGFR CKD EPI ≥ 45 ml/min/1.73m2 at one year post transplantation
  • Stable eGFR within the past 6 months
  • Controlled blood pressure
Exclusion Criteria
  • Kidney Transplantation < 12 months before fistula closure
  • Proteinuria > 500mg/d
  • Presence of donor specific antibodies
  • Rejection within the past 6 months
  • BK virus replication within the past 3 months
  • Cardiac pacemaker, which is not compatible with MRI
  • Claustrophobia

Study & Design

Study Type
OBSERVATIONAL
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Assessment of changes in renal hemodynamics by multiparametric MRI after closure of AVF accessevaluation of short term changes within 2 weeks after fistula closure and longterm changes 6 months after fistula closure

Assessing changes in renal oxygenation

Secondary Outcome Measures
NameTimeMethod
Correlation between AVF access flow and changes as assessed during pneumatic fistula compression with changes in renal hemodynamics after fistula closureevaluation of short term changes within 2 weeks after fistula closure and longterm changes 6 months after fistula closure

Correlation between AVF access flow and changes as assessed during pneumatic fistula compression with changes in renal hemodynamics after fistula closure

Trial Locations

Locations (1)

University Hospital Zurich

🇨🇭

Zurich, Switzerland

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