Ciliated muconodular papillary tumor masked by COVID-19 infection and aspergilloma.

Novel coronavirus disease-2019 (COVID-19) continues to pose a threat all over the world with the effect of new variants. The frequency of other secondary infections such as aspergilloma in patients with COVID-19 disease is not uncommon. Extremely rare lesions such as ciliated muconodular papillary tumor can be masked by radiological images caused by COVID-19 infection or secondary pathologies associated with it, leading to difficulties in diagnosis. Herein, we report a case in whom a diagnosis of aspergilloma and ciliated muconodular papillary tumor after six months of COVID-19 infection was made.