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Related Experiment Video

Updated: Jun 20, 2026

Preparation and In Vitro Characterization of Dendrimer-based Contrast Agents for Magnetic Resonance Imaging

Preparation and In Vitro Characterization of Dendrimer-based Contrast Agents for Magnetic Resonance Imaging

Published on: December 4, 2016

MRI gadolinium-based contrast agents. Radiologists beware!

J-P Goullé¹, A Cattanéo, E Saussereau

¹Laboratoire de pharmacocinétique et de toxicologie cliniques, groupe hospitalier du Havre, BP 24, 76083 Le Havre cedex, France. jean-pierre.goulle@ch-havre.fr

Annales Pharmaceutiques Francaises

|August 22, 2009

Summary

Gadolinium (Gd) contrast agents enhance MRI scans but can cause nephrogenic systemic fibrosis (NSF) in patients with kidney disease. Recommendations are proposed to mitigate NSF risks associated with Gd deposition.

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Preparation, Purification, and Characterization of Lanthanide Complexes for Use as Contrast Agents for Magnetic Resonance Imaging

Published on: July 21, 2011

Area of Science:

Radiology and Medical Imaging
Nephrology
Toxicology

Background:

Gadolinium (Gd) based contrast agents (GBCAs) are essential for enhancing magnetic resonance imaging (MRI) signals.
Chelation of Gd into linear or macrocyclic complexes aims to reduce its inherent toxicity.
Regulatory approval for GBCAs has been granted by major agencies like the EMEA and US FDA.

Purpose of the Study:

To review the risks associated with Gadolinium deposition in patients with impaired renal function.
To highlight the link between Gadolinium chelate instability and the development of nephrogenic systemic fibrosis (NSF).
To propose recommendations for preventing NSF in susceptible patient populations.

Main Methods:

Literature review of Gadolinium-based contrast agents and their associated toxicities.
Analysis of physicochemical properties influencing Gadolinium chelate stability.
Examination of clinical case reports of nephrogenic systemic fibrosis (NSF).

Main Results:

Reduced renal clearance in chronic kidney disease (CKD) patients leads to prolonged Gd retention.
Released Gd can deposit in body tissues, increasing the risk of NSF.
Over 200 cases of NSF, a severe and potentially fatal fibrotic condition, have been reported globally.

Conclusions:

Gadolinium chelate stability is critical for patient safety, especially in those with renal impairment.
Minimizing Gd exposure in CKD patients is crucial to prevent NSF.
Implementing proposed recommendations can significantly reduce the incidence of NSF.