| Sinusitis of one or more paranasal sinus on radiography |
| Necrosed amorphous tissue along with oedematous polyps infiltrated with eosinophils on histopathological evaluation of material from the sinus |
| Demonstration of fungal elements in nasal discharge or in material obtained at the time of surgery by stain or culture |
| Absence of diabetes, previous or subsequent immunodeficiency disease, and treatment with immunosuppressive drugs |
| Absence of invasive fungal disease at the time of diagnosis or subsequently |
| Other features |
| Peripheral blood eosinophilia |
| Type I and type III cutaneous hypersensitivity to Aspergillus |
| Precipitating antibodies to Aspergillus antigens |
| Elevated total, as well as Aspergillus-specific, IgE levels |
| Characteristic computed tomography appearances |