From the case: Aspergilloma

Air cresent sign/...
Air cresent sign/Aspergillosis. Aspergillosis commonly seen in immunocompromised patients. On CT aspergilloma is characterized by a mass with soft-tissue attenuation within a lung cavity. The mass is typically separated from the cavity wall by an airspace - air crescent sign and is often associated with thickening of the wall and adjacent pleura.
Modality: CT (Radiograph)

- “ Chest x-ray and CT of the chest demonstrates a cavity in the apex of the left lung, with a central soft tissue attenuation mass surrounded by air ...”

Used in the following article:

  • Aspergilloma - “ Aspergillomas are mass-like fungus balls that are typically composed of Aspergillus fumigatus and are a non-invasive form of pulmonary aspergillos...”

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