RT Journal Article SR Electronic T1 Systemic lupus erythematosus and calciphylaxis. JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1851 OP 1853 VO 31 IS 9 A1 Safwan H Sakr A1 E Brian Russell A1 Hugo E Jasin YR 2004 UL http://www.jrheum.org/content/31/9/1851.abstract AB Calciphylaxis, a rare condition seen in association with endstage renal disease, is characterized by the appearance of painful, indurated plaques, ecchymosis, ulceration, and eschar formation. We describe a patient with systemic lupus erythematosus, endstage renal disease, and skin lesions first diagnosed as lupus profundus with vasculitis. Further investigation confirmed the diagnosis of extensive calciphylaxis.