Cryoglobulinaemic glomerulonephritis: artefacts associated with laboratory diagnosis and need for renal biopsy

摘要

Cryoglobulinemia as a cause of renal impairment is uncommon but needs to be considered in viral hepatitis and haematological malignancies. Often detection and estimation of cryoglobulins are confounded by collection and processing errors. This report highlights the need for stringent processing measures if the clinical suspicion is high.