Severe Disabling Myalgia as an Initial Presentation of Polyarteritis Nodosa
Background.Polyarteritis nodosa (PAN) is a form of necrotizing vasculitis affecting medium or small blood vessels with multiorgan involvement.Although myalgia is a clinical feature of PAN, severe disabling myalgia as the initial presentation is rarely noted.Case Presentation.We present a case of 54-year-old male with recently detected chronic kidne