ANCA-positive IgA nephropathy in a patient with ANA-positive long-standing rheumatoid arthritis and type 1 diabetes

Affiliations

• ¹ Division of Rheumatology, Medical Department III - Endocrinology, Nephrology and Rheumatology, Department of Internal Medicine, Neurology and Dermatology, University of Leipzig Medical Centre, Leipzig, Germany. marco.krasselt@medizin.uni-leipzig.de.
• ² Division of Nephrology, Medical Department III - Endocrinology, Nephrology and Rheumatology, Department of Internal Medicine, Neurology and Dermatology, University of Leipzig Medical Centre, Leipzig, Germany.
• ³ Division of Nephropathology, University Hospital Erlangen, Germany.
• ⁴ Division of Rheumatology, Medical Department III - Endocrinology, Nephrology and Rheumatology, Department of Internal Medicine, Neurology and Dermatology, University of Leipzig Medical Centre, Leipzig, Germany.