The prevalence of<unk>  polyangiitis higher in Southern European countries and Asia.The incidence of GPA was similar to that of MPA.MPO‐ANCAs when positive in a patient was a marker of poor prognosis in the population of patients with AAV.
Microscopic polyangiitis epidemiology and demographics
Polyarteritis nodosa epidemiology and demographics
Granulomatosis with polyangiitis epidemiology and demographics
Microscopic polyangiitis classification
Takayasu's arteritis epidemiology and demographics
Granulomatosis with polyangiitis laboratory findings
Aortic sclerosis epidemiology and demographics
Uveitis epidemiology and demographics