Print Departments and specialties Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery. Departments that treat this condition Endocrinology Gastroenterology and Hepatology Neurology Areas that research this condition Neurology Research By Mayo Clinic Staff Request an Appointment at Mayo Clinic Diagnosis & treatment Oct. 24, 2015 Print Share on: FacebookTwitter RelatedFatigueDiarrheaCoughAbdominal painUnexplained weight loss Whipple's diseaseSymptoms & causesDiagnosis & treatmentDoctors & departments Research: It's All About Patients CON-20378931 Patient Care & Health Information Diseases & Conditions Whipple's disease