A Study to Establish an Obesity-Related Phenotype Registry


About this study

The purpose of this study is to create a registry of obese patients who have been phenotyped to understand the heterogeneity of obesity.

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:

  • Age 18 and older.
  • Willing to provide consent.
  • Men or women.
  • Stable weight for 3 months prior to study entry.

Exclusion Criteria:

  • Individuals who are unable to sign consent (e.g., mentally challenged, those declared legally incompetent).
  • Recent use of weight loss medications (< 6 months).
  • History of abdominal GI surgery other than appendectomy.
  • Bleeding disorder.
  • Pregnancy.
  • Positive history of chronic gastrointestinal diseases, or systemic disease that could affect gastrointestinal motility, or use of medications that may alter gastrointestinal motility, appetite or absorption; e.g., orlistat, phentermine.
  • Subject has a known history of any condition or factor judged by the investigator to preclude participation in the study or which might hinder study adherence.
  • Any contraindications to MRI.
  • Claustrophobia.


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

Andres Acosta, M.D., Ph.D.

Open for enrollment

Contact information:

William Rossini CCRP



More information


Publications are currently not available

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