Lung Cancer Mimicking Aspergilloma: A Case Report.

An aspergilloma is a conglomeration of  hyphae, fibrin, mucus, and cellular debris, typically found within a pulmonary cavity or ectatic bronchus. Computerized tomography (CT) scans often depict a cavity containing a solid mass and a notable crescent sign. Though these signs are indicative of aspergilloma, the European Respiratory Society emphasizes the need for a more detailed diagnostic criteria.

COVID-19-Associated Bronchiectasis and Its Impact on Prognosis.

Coronavirus disease 2019 (COVID-19), which initially emerged in Wuhan, China, has rapidly swept around the world, causing grave morbidity and mortality. It manifests with several symptoms, on a spectrum from asymptomatic to severe illness and death. Many typical imaging features of this disease are described, such as bilateral multi-lobar ground-glass opacities (GGO) or consolidations with a predominantly peripheral distribution.