News

Microscopic Polyangiitis Can Develop After Pregnancy, Case Report Suggests

Microscopic polyangiitis with kidney manifestations, a subtype of ANCA-associated vasculitis, can develop in women after a pregnancy, a case report from Japan suggests. The study, “Microscopic polyangiitis necrotizing glomerulonephritis associated with pregnancy: case with a 20-year clinical course and review of the literature,” appeared in the journal…

Protein Myeloperoxidase May Lead to Worse Outcomes in AAV Patients

The protein myeloperoxidase (MPO) may increase the activation of neutrophils — key immune cells in ANCA-associated vasculitis — and heighten vascular injury in patients, a new study shows. The study, “Myeloperoxidase influences the complement regulatory activity of complement factor H,” was published in the journal Rheumatology. ANCA-associated vasculitis (AAV)…