185 children with SLE (cSLE) were analyze for long-term outcomes. 38 (20.54%) had serositis. Pts w/ serositis were younger, had more Dz activity, acomorbidities, & mortality. Having both serositis and ESRD increased risk of poor 20 Yr survival. https://t.co/tnYgg6MNXp https://t.co/zJor1oTFfD