[Cavitary lung lesions in COVID-19 associated pneumonia: a single-center study of 40 cases].

Objective: To demonstrate clinical features and outcomes in patients with cavitary lung lesions and COVID-19 associated pneumonia.

Material And Methods: A retrospective analysis of electronic medical records of 8261 patients with COVID-19 was performed. We selected 40 patients meeting the inclusion criteria.

[Risk factors of pulmonary cavitation in COVID-19 pneumonia].

Objective: To identify the risk factors of pulmonary cavitation in COVID-19 pneumonia.

Material And Methods: A retrospective study included 8261 patients with COVID-19 between April 2020 and March 2022. Inclusion criteria: age >18 years, COVID-19 confirmed by polymerase chain reaction.

[Exacerbation of idiopathic pulmonary fibrosis].

Idiopathic pulmonary fibrosis (IPF) is usually characterized by a chronic and slowly progressive course. According to several studies, a small number of patients with IPF (about 515%) develops an acute deterioration of deasese exacerbation of IPF. Exacerbations of IPF can occur at any time of the disease and sometimes becomes the first manifestation of IPF.

[A patient with severe idiopathic pulmonary arterial hypertension: Is there a way out?].

The paper considers a clinical example of current therapy for idiopathic pulmonary arterial hypertension in a female patient with its clinical deterioration. It shows the tactics of switching from one drug (bosentan) to others (macitentan) within in the same pathogenetic therapy group (endothelin receptor antagonists). The latest pulmonary hypertension classification (Nice, 2013) is presented.