_:vb50955974 . _:vb50955974 "url:http://www.nhlbi.nih.gov/health/health-topics/topics/vas/"^^ . _:vb50955974 "url:http://www.nlm.nih.gov/medlineplus/vasculitis.html"^^ . _:vb50955974 . _:vb50955974 "A vascular disease that is characterized by inflammation of the blood vessels."^^ . _:vb50955974 . _:vb50955974 . _:vb50955974 . _:vb50955974 . _:vb50955974 "url:http://en.wikipedia.org/wiki/Vasculitis"^^ . _:vb50955974 .