Left Renal Vein Division for Juxtarenal Aortic Exposure

Left Renal Vein Division for Juxtarenal Aortic Exposure: Renal Function and Role of the Communicating Lumbar Vein

Retrospective study on the outcome of the renal function in patients operated because of juxtarenal aortic aneurysms.

Study Overview

• Status: Active, not recruiting
• Conditions: Renal Function Disorder; Aortic Aneurysm; Juxtarenal Aortic Aneurysm
• Intervention / Treatment: Procedure: Exclusion of the aortic aneurysm.

• Study Type: Observational
• Enrollment (Actual): 110

Contacts and Locations

Study Locations

• Austria
  • Vienna, Austria
    • Department of Vascular Surgery, Medical University of Vienna

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: 18 years to 100 years (Adult, Older Adult)
• Accepts Healthy Volunteers: No
• Genders Eligible for Study: All

• Sampling Method: Probability Sample

Study Population

Patients who were treated surgically for a juxtrarenal aortic aneurysm with an open operation.

Description

Inclusion Criteria:

Only patients who went for a planned operation because of a juxtarenal aortic aneurysm were included in this retrospective analysis.

Exclusion Criteria:

Emergency surgery Rupture Pending rupture

Study Plan

How is the study designed?

Number of groups / cohorts

4

Cohorts and Interventions

Group / Cohort	Intervention / Treatment
A; Group of patients in whom the left renal vein was divided for exposure of the aorta.	Procedure: Exclusion of the aortic aneurysm.; Surgical procedure in which an aortic aneurysm is excluded.
A+; Subgroup of group A in whom a communicating vein to the left ascending lumbar vein was present.	Procedure: Exclusion of the aortic aneurysm.; Surgical procedure in which an aortic aneurysm is excluded.
A-; Subgroup of group A in whom a communicating vein to the left ascending lumbar vein was not present.	Procedure: Exclusion of the aortic aneurysm.; Surgical procedure in which an aortic aneurysm is excluded.
B; Group of patients in whom the left renal vein was mobilized but not divided for exposure of the aorta.	Procedure: Exclusion of the aortic aneurysm.; Surgical procedure in which an aortic aneurysm is excluded.

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Renal function after surgery.	The level of creatinine in the blood was measured after surgery at several time points.	24 months

Collaborators and Investigators

• Sponsor: Medical University of Vienna

Study record dates

Study Major Dates

• Study Start (Actual): October 1, 2020
• Primary Completion (Anticipated): December 30, 2021
• Study Completion (Anticipated): December 30, 2021

Study Registration Dates

• First Submitted: September 19, 2021
• First Submitted That Met QC Criteria: September 19, 2021
• First Posted (Actual): September 23, 2021

Study Record Updates

• Last Update Posted (Actual): September 23, 2021
• Last Update Submitted That Met QC Criteria: September 19, 2021
• Last Verified: September 1, 2021

More Information

Terms related to this study

• Additional Relevant MeSH Terms: Cardiovascular Diseases; Vascular Diseases; Aortic Diseases; Aneurysm; Aortic Aneurysm
• Other Study ID Numbers: ComLum

Plan for Individual participant data (IPD)

• Plan to Share Individual Participant Data (IPD)?: UNDECIDED

Drug and device information, study documents

• Studies a U.S. FDA-regulated drug product: No
• Studies a U.S. FDA-regulated device product: No