[Bronchial atresia of a segment (author's transl)].

Bronchial atresia of a segment in the lung is a very uncommon cause of pulmonary disorder. The diagnosis is very easy. The plain film is sufficient. Distension of a segment with air trapping during the inspiratory phase with one or more tumor in the hile due to the impaction of mucous secretion of the bronchi above the obstruction. Frequently asymptomatic the revelation is accidental during the evolution of a communal upper respiratory tract infection. The treatment is surgical.