One year in review 2019: vasculitis.

Systemic vasculitis are disabling complex disorders potentially involving any organ and system. Tremendous efforts have been made recently in this field with novel insights into pathogenesis and new therapy in the pipeline. Following the previous annual reviews of this one year in review series, in this paper we provide a critical digest of the most recent literature regarding pathogenesis, clinical manifestations and therapy, with the ultimate aim of addressing whether the existing data may open new avenues for precision medicine in these disorders.