The incidence is 10 cases per million per year.
Wegeners granulomatosis epidemiology and demographics
Lymphomatoid granulomatosis epidemiology and demographics
Behçet's disease epidemiology and demographics
Churg-Strauss syndrome epidemiology and demographics
Sarcoidosis epidemiology and demographics
Silicosis epidemiology and demographics
CMV pneumonitis epidemiology and demographics
Lymphangitis epidemiology and demographics