Lung abscess is an infrequent but serious problem in children. Bilateral lung abscesses occur even less commonly. We experienced a case of bilateral Pseudomonas aeruginosa lung abscesses in a 2-month-old infant after open heart surgery for interrupted aortic arch. The clinical and radiographic manifestations, together with treatment responses, are described in the following case report. ; 醫學系小兒科 ; 醫學系 ; 醫學院 ; 期刊論文