Collection of Tissue, Blood Samples, and/or Cystic Fluid in Patients with Benign, Premalignant and/or Malignant Gastrointestinal (GI) Disease


About this study

The goal of this study is to establish and maintain a gastrointestinal disease biospecimen bank containing samples of neoplasms, normal tissue, blood and/or any other tissue or cystic fluid from patients undergoing a diagnostic or therapeutic procedure for gastrointestinal disease.

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:

  1. At least 18 years of age.
  2. Can understand and sign informed consent.
  3. Willing to provide clinical data and/or tissue, cystic fluid, and/or blood sample(s).

Exclusion Criteria:

  1. Inability to understand and sign informed consent.
  2. Patients that refuse to participate

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

Scottsdale/Phoenix, Ariz.

Mayo Clinic principal investigator

Chee-Chee Stucky, M.D.

Closed for enrollment

More information


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