Rheumatoid arthritis (RA) and systemic lupus erythematosus (SLE) account for a significant proportion of symmetrical inflammatory polyarthritis ... fatigue, or fever, and onset of joint symptoms ...

Rheumatic fever acutely causes symptoms of pericarditis and congestive heart failure, depending on the degree of valvulitis and myocarditis present. Migratory polyarthritis is the most common ...

"For school-aged children with rheumatic fever, monthly intramuscular penicillin injections for around 10 years can be ...

fever, weight loss, lymphadenopathy, and vasculitis. Thus, SLE can affect virtually any organ. Lupus arthritis is usually characterized by a symmetrical polyarthritis of the small joints of the ...