[The validation of the choice of individual procedure in the drainage of a lung abscess].

Examined were 70 patients with an uncomplicated pulmonary abscess. It was established that a giant abscess had developed against the background of chronic bronchitis with valvular mechanism of impairement in bronchial patency and increased pressure in the cavity of an abscess. Therefore, the performance of decompression by means of transthoracic drainage was required.