Lokman, S Pyopneumothorax--a rare sequelae of retropharyngeal abscess. [electronic resource] - The Journal of laryngology and otology May 1993 - 460-2 p. digital Publication Type: Case Reports; Journal Article ISSN: 0022-2151 Standard No.: 10.1017/s002221510012345x doi Subjects--Topical Terms: Abscess--diagnostic imagingAdultFemaleForeign Bodies--complicationsHumansLung--diagnostic imagingNeck--diagnostic imagingPharyngeal Diseases--diagnostic imagingPneumothorax--diagnostic imagingRadiographySuppuration--complications