Mitral valvulitis as a severe extra-articular manifestation of rheumatoid arthritis: a case report.

The diagnosis of cardiac EAMs in RA may be challenging for the clinicians. Symptoms and findings may mimic more common conditions such as malignancy and infectious endocarditis. A multidisciplinary approach is of paramount importance in order to make an early diagnosis and to provide optimal treatment to patients with RA and cardiac complications.