Protein-losing enteropathy in systemic lupus erythematosus: report of a severe, persistent case and review of pathophysiology.

Protein-losing enteropathy (PLE) is a rare manifestation of systemic lupus erythematosus (SLE). We report a severe and resistant case of PLE, discuss pathophysiology and possible role of cytokines in the disease process. We also present a review of the current literature.