Aspergillosis Spectrum

Aspergilloma/Mycetoma

• fungus ball
• preexisting cavity, bulla, bronchiectasis
• saprophytic
• sarcoidosis, CF
• Hemoptysis
• round opacity within cyst or cavity
• air crescent
• mobile
• pleural thickening

Semiinvasive Aspergillosis

• Mildly immunosuppressed hosts
• focal consolidation > cavity > air crescent > thick-walled cyst > fungus ball

Invasive Aspergillosis

• Immunocompromised hosts
• granulocytopenia
• single or multiple nodules
• cavitation
• air crescent
• “Halo” sign on CT

Allergic Bronchopulmonary Aspergillosis

• Hypersensitiviy reaction to aspergillus in mucous plugs
• mucoid impaction
• asthmatic patients
• lobar consolidation
• chronic, upper lobe scarring and bronchiectasis