Antineutrophil Cytoplasmic Autoantibody-Associated Vasculitis with Kidney Involvement in a Patient with AL Amyloidosis

Autor: Brendan L. Thoms, Varun Agrawal, Elvira R. Umyarova, Pamela C. Gibson, Richard J. Solomon
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Case Reports in Nephrology and Dialysis, Vol 11, Iss 2, Pp 183-189 (2021)
Druh dokumentu: article
ISSN: 2296-9705
DOI: 10.1159/000517142
Popis: Antineutrophil cytoplasmic autoantibody (ANCA) vasculitis has occasionally been associated with other systemic glomerulonephritis, such as anti-glomerular basement membrane disease. Here, we report the first clinical case of ANCA-associated crescentic glomerulonephritis with AL amyloidosis. An 81-years-old gentleman presented to the hospital with acute kidney injury (serum creatinine 4.7 mg/dL) on a background of chronic kidney disease and volume overload. Autoimmune serology was remarkable for p-ANCA and myeloperoxidase positivity. A renal biopsy confirmed pauci-immune glomerulonephritis and lambda light-chain amyloid deposition (confirmed on liquid chromatography and tandem mass spectrometry). The patient was initially managed with rituximab and subsequently transitioned to bortezomib-based chemotherapy but died due to decompensated heart failure. This case report promotes greater awareness of the unusual presentation of amyloidosis and guides future research and treatment.
Databáze: Directory of Open Access Journals
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