ClinicalTrials.gov record
Terminated No phase listed Observational

Evaluation of Renal Function in Subjects Who Had Undergone Cardiac Surgery

ClinicalTrials.gov ID: NCT04654221

Public ClinicalTrials.gov record NCT04654221. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 5, 2026, 12:15 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Evaluation of eGFR, Determined by Cystatin C and Creatinine, and mGFR, Measured by Iohexol Clearance, in Subjects at High Risk for Acute Kidney Injury (AKI) Following Cardiac Surgery

Study identification

NCT ID
NCT04654221
Recruitment status
Terminated
Study type
Observational
Phase
Not listed
Lead sponsor
Quark Pharmaceuticals
Industry
Enrollment
16 participants

Conditions and interventions

Interventions

  • mGFR by iohexol clearance Diagnostic Test

Diagnostic Test

Eligibility (public fields only)

Age range
45 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 20, 2020
Primary completion
Feb 24, 2021
Completion
Mar 25, 2021
Last update posted
Jul 15, 2021

2020 – 2021

United States locations

U.S. sites
6
U.S. states
4
U.S. cities
6
Facility City State ZIP Site status
CB Flock Research Mobile Alabama 36608
Valley Clinical Trials Covina California 91723
Valley Clinical Trials Northridge California 91325
Multi-Specialty Research Associates, Inc. Lake City Florida 32055
Advance Medical Research St. Petersburg Florida 33713
Duke University Medical Center Durham North Carolina 27710

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04654221, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 15, 2021 · Synced May 5, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04654221 live on ClinicalTrials.gov.

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