IgG4-related disease: description of a case with pulmonary lesions, mediastinal lymphadenopathies and rapidly progressive renal failure

Loreto Fernández Lorente, Dolores López Álvarez, Virginia García López, Vesna Abujder Kollros, Aurelio Ariza, Alejandro Gálvez, Josep Bonet
2015 Nefrología (English Edition)  
A B S T R A C T This is a case report of a 73-year-old man with new-onset acute renal failure while being investigated for pulmonary infiltrates and mediastinal lymphadenopathies. Urine tests showed tubular range proteinuria with no microhaematuria. Immunology tests showed elevated serum IgG and hypocomplementaemia (classical pathway activation). Renal biopsy and clinical-pathological correlation were crucial in this case, reinforcing their important role in the final diagnosis of acute kidney
more » ... njury. © 2015 Sociedad Española de Nefrología. Published by ELSEVIER ESPAÑA, SLU. Published under the terms of the CC BY-NC-ND Licence(http://creativecommons.org/licenses/ by-nc-nd/4.0).
doi:10.1016/j.nefroe.2015.05.012 fatcat:7lpo2ivrp5d7hc5hls4tijayle