Autoantibodies against complement factor H (FH), the main plasma regulatory protein of the alternative pathway of the complement system, are associated with atypical haemolytic uraemic syndrome and C3 glomerulopathy. Here, Arvind Bagga and colleagues describe the prevalence, mechanisms, features, therapies and outcomes of kidney diseases mediated by anti-FH antibodies, and propose an approach to evaluate and manage these diseases.
- Marie-Agnes Dragon Durey
- Aditi Sinha
- Arvind Bagga