A Study of Gadolinium in Serum and Urine Samples in Patients with No Prior History of MRI Exams


About this study

The purpose of the study is to quantify gadolinium levels in the serum and urine of local and nonlocal patients.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  • Patients will be included if they have not received contrast during  an MRI exam in the past

Exclusion Criteria: 

  • Less than 18 years of age 
  • Have received prior gadolinium-enhanced MRI  
  • Insufficient volume of residual serum or urine for ICP-MS testing

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Jennifer McDonald, Ph.D.

Open for enrollment

Contact information:

Theresa Nielson C.C.R.C.



More information


Publications are currently not available

Study Results Summary

Not yet available

Supplemental Study Information

Not yet available


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