Hematuria duration does not predict kidney function at 1 year in ANCA-associated glomerulonephritis

Seo, 2004, The antineutrophil cytoplasmic antibody-associated vasculitides, Am J Med, 117, 39, 10.1016/j.amjmed.2004.02.030 Sinico, 2013, Renal involvement in anti-neutrophil cytoplasmic autoantibody associated vasculitis, Autoimmun Rev, 12, 477, 10.1016/j.autrev.2012.08.006 Magrey, 2009, Persistent hematuria after induction of remission in Wegener granulomatosis: a therapeutic dilemma, Medicine, 88, 315, 10.1097/MD.0b013e3181c101cc Geetha, 2012, Persistent or new onset microscopic hematuria in patients with small vessel vasculitis in remission: findings on renal biopsy, J Rheumatol, 39, 1413, 10.3899/jrheum.111608 Flossmann, 2011, Long-term patient survival in ANCA-associated vasculitis, Ann Rheum Dis, 70, 488, 10.1136/ard.2010.137778 Jennette, 1994, Nomenclature of systemic vasculitides. Proposal of an international consensus conference, Arthritis Rheum, 37, 187, 10.1002/art.1780370206 Stone, 2001, A disease-specific activity index for Wegener׳s granulomatosis: modification of the Birmingham Vasculitis Activity Score. International Network for the Study of the Systemic Vasculitides (INSSYS), Arthritis Rheum, 44, 912, 10.1002/1529-0131(200104)44:4<912::AID-ANR148>3.0.CO;2-5 Levey, 1999, A more accurate method to estimate glomerular filtration rate from serum creatinine: a new prediction equation. Modification of Diet in Renal Disease Study Group, Ann Intern Med, 130, 461, 10.7326/0003-4819-130-6-199903160-00002 de Lind van Wijngaarden, 2006, Clinical and histologic determinants of renal outcome in ANCA-associated vasculitis: a prospective analysis of 100 patients with severe renal involvement, J Am Soc Nephrol, 17, 2264, 10.1681/ASN.2005080870 Mukhtyar, 2008, Outcomes from studies of antineutrophil cytoplasm antibody associated vasculitis: a systematic review by the European League Against Rheumatism systemic vasculitis task force, Ann Rheum Dis, 67, 1004, 10.1136/ard.2007.071936 Stone, 2010, Rituximab versus cyclophosphamide for ANCA-associated vasculitis, N Engl J Med, 363, 221, 10.1056/NEJMoa0909905 2012, KDIGO clinical practice guideline for glomerulonephritis, Kidney Inter Suppl, 2, 139 Hiemstra, 2010, Mycophenolate mofetil vs azathioprine for remission maintenance in antineutrophil cytoplasmic antibody-associated vasculitis: a randomized controlled trial, J Am Med Assoc, 304, 2381, 10.1001/jama.2010.1658 Jayne, 2003, A randomized trial of maintenance therapy for vasculitis associated with antineutrophil cytoplasmic autoantibodies, N Engl J Med, 349, 36, 10.1056/NEJMoa020286 Schonermarck, 2014, Treatment of ANCA-associated vasculitis, Nat Rev Nephrol, 10, 25, 10.1038/nrneph.2013.225 Mukhtyar, 2009, EULAR recommendations for the management of primary small and medium vessel vasculitis, Ann Rhuem Dis, 68, 310, 10.1136/ard.2008.088096 2005, Etanercept plus standard therapy for Wegener׳s granulomatosis, N Engl J Med, 352, 351, 10.1056/NEJMoa041884 Franssen, 1995, Differences between anti-myeloperoxidase- and anti-proteinase 3-associated renal disease, Kidney Int, 47, 193, 10.1038/ki.1995.23 Hauer, 2002, Renal histology in ANCA-associated vasculitis: differences between diagnostic and serologic subgroups, Kidney Int, 61, 80, 10.1046/j.1523-1755.2002.00089.x