A Study of Long-term Symptom Improvement and Recurrence After Operative Management of Median Arcuate Ligament Syndrome


About this study

The purpose of this study is to evaluate long-term symptom resolution and quality of life improvements after operative management of median arcurate ligament syndrome (MALS).

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:

  • All adult patients aged 18 years and older.
  • All adult patients diagnosed with median arcuate ligament syndrome (MALS)/celiac artery compression syndrome (CACS) who received management of surgical intervention.  

Exclusion Criteria:

  • Patients under 18 years old.
  • Patients diagnosed with MALS/CACS who were not managed surgically.
  • Patients with celiac artery compression without associated symptoms.   

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

Gustavo Oderich, M.D.

Contact us for the latest status

Contact information:

Alisa Diderrich R.N.

(507) 538-8152


More information


Publications are currently not available

Study Results Summary

Not yet available

Supplemental Study Information

Not yet available


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