&chief_complaint=Intermittent joint pain and swelling, lasting hours to days

&phys_exam=Swelling and tenderness of involved joints

&cor_dif=Gout,Pseudogout,Palindromic Rheumatism,

&incor_dif=Reactive arthritis,Polymyalgia Rheumatica,

&review=differential diagnosis of relapsing and remitting arthritis