Kinetics of Urinary Excretion of Gadolinium Contrast Agents Used in MRI Examinations
Centre Hospitalier Régional Metz-Thionville
60 participants
Apr 12, 2024
INTERVENTIONAL
Conditions
Summary
This is a single-center cohort study aimed to describe the urinary excretion kinetics of gadolinium contrast agents (Gd-CAs). Patients with a prescription for injected MRI are invited to participate in the study. If they agree, blood and urine samples are collected before Gd-CAs injection, and urine samples are collected between 0- and two-and-a-half-hours post-injection of Gd-CAs.
Eligibility
Inclusion Criteria5
- Patients:
- over 18 years of age
- with a prescription for MRI with gadolinium-based contrast agents (Gd-CAs) injection validated by a radiologist
- affiliated with a health insurance plan
- have signed an informed consent form
Exclusion Criteria10
- Patients:
- with known allergy to gadolinium-based contrast agents (Gd-CAs)
- with known severe renal impairment (GFR < 30 mL/min)
- on dialysis
- with urinary incontinence
- with an ongoing urinary tract infection
- under hydric or hydrosodic restriction
- unable to urinate independently
- Protected persons (under guardianship, curatorship or safeguard of justice)
- Pregnant or breast-feeding women
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Interventions
Urine samples are collected before Gd-CAs injection, and between 0- and two-and-a-half-hour post-injection of Gd-CAs.
Locations(1)
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NCT06191731