Non-lupus glomerulonephritis in a patient with systemic lupus erythematosus

Systemic lupus erythematosus (SLE) is a chronic autoimmune disease that can affect almost any organ system. Lupus nephritis (LN) is one of the most serious manifestations of SLE. The occurrence of nonlupus glomerulopathies has been rarely reported in patients with SLE. Here, we report a case of male Kuwaiti patient suffering from SLE with microscopic hematuria and nonnephrotic-range proteinuia. The renal biopsy findings showed IgA nephropathy. Although the incidence of IgA nephropathy is high in Kuwait, we believe that this is the first report of a Kuwaiti patient in whom SLE presented with IgA nephropathy rather than LN