Increasing attention is being given to the issue of prolonged COVID-19 and the development of symptoms in children who have previously recovered from the coronavirus infection in the global medical literature. The emergence of new symptoms related to SARS-CoV-2 infection and their prolonged persistence are becoming increasingly relevant for both the population and the healthcare system. While respiratory organ changes are the most common, there are also numerous extrapulmonary manifestations. This article examines the specific features of viral respiratory tract involvement in children with acute respiratory viral infections (ARVI). It provides detailed insights into the clinical and radiological manifestations of lung damage in children caused by COVID-19.