Institut de Seguretat Pública de Catalunya

Interference by macro-B12: multicenter evaluation of polyethylene glycol precipitation and establishment of reference intervals using four different immunoassay methods

Abstract Objectives Macro-B12 interference is an underestimated cause of hypercobalaminemia that may lead to misleading clinical interpretations. The aims of this study were to evaluate the diagnostic performance of polyethylene glycol (PEG) precipitation for the detection of mac...

Sex differences in epidemiology and clinical presentation of glomerular diseases in a nationwide Spanish biopsy registry

Sex differences influence the epidemiology and clinical expression of kidney diseases. Most primary glomerulonephritis shows male predominance, whereas lupus nephritis remains strongly female-biased. Large national cohorts with sex-stratified analyses are limited. We analysed all...