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 Neurology Rheumatology Areas that research this condition Neurology Research By Mayo Clinic Staff Request an Appointment at Mayo Clinic Diagnosis & treatment Dec. 12, 2018 Print Share on: FacebookTwitter RelatedPolymyositis : Can it affect my lungs?Shortness of breathMuscle painFatigueJoint pain PolymyositisSymptoms & causesDiagnosis & treatmentDoctors & departments Research: It's All About Patients CON-20310625 Patient Care & Health Information Diseases & Conditions Polymyositis