“…The radiologic findings on plain chest radiograph in some children with staphylococcal pneumonia, lung abscess, and cystic bullae of the lung may be quite similar to those seen in cases of CDH [7]. In addition, many cases of late-presenting CDH have been initially misdiagnosed as pneumonia, pleural effusion, and pneumothorax [1,2,5,9,10,13]. Although the clinical course and general condition of children with staphylococcal pneumonia are often distinctive, it may be difficult to differentiate radiologically between a primary pulmonary disease process Correspondence to: R. B. Hirschl, University of Michigan Pediatric Surgery Associates, L2110 Women's Hospital, Box 0245, Ann Arbor, MI 48109, USA and late-presenting CDH.…”