Systemic lupus erythematosus: Malar rash Discoid rash Photosensitivity Oral ulcers Arthritis Serositis Renal disorder Neurologic disorder Hematologic disorder Immunologic disorder Antinuclear antibody Must have at least 4 of 7 variables on the lupus activity scale measured Evidence of potential life threatening involvement of at least 1 internal organ system Endocardial and/or myocardial disease Central nervous system disease Pulmonary parenchymal disease Renal disease defined as WHO III, IV or V and a high activity and low chronicity index Immune mediated cytopenias Refractory to conventional therapy after attempts to control disease with at least 2 drugs, including prednisone and 1 of the following: Azathioprine Cyclophosphamide (greater than 500 mg/m2 monthly for 6 months) Cyclosporine OR Controlled on conventional therapy but at price of unacceptable toxicity