A Study of the Ability for CT Imaging to Accurately Predict the Fragility (Quality of Being Easily Broken) of Kidney Stones during Surgical Intervention


About this study

A Study of the ability for CT imaging to accurately predict the fragility (quality of being easily broken) of kidney stones during surgical intervention. 

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 who had single- or dual-energy renal stone CT exams followed by a PCNL procedure 
  • Who have given authorization for using their medical records for research purposes under a Minnesota state law                             

Exclusion Criteria: 

  • Patients who do not meet the inclusion criteria

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

Andrea Ferrero, Ph.D.

Open for enrollment

Contact information:

Tammy Drees

(507) 538-7752


More information


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