Gadolinium-enhanced MR imaging and nephrogenic systemic fibrosis: retrospective study of a renal replacement therapy cohort.

Purpose: To retrospectively compare the frequency of administration and cumulative dose of gadolinium-based contrast agent in dialysis-dependent patients who did and those who did not develop nephrogenic systemic fibrosis.

Materials And Methods: The ethics committees granted exempt status for this study and also waived the need for informed consent. A retrospective analysis was performed of all adult patients undergoing dialysis in the west of Scotland between January 1, 2000, and July 1, 2006.