title: Pyopneumothorax of rare cause.
abstract: Rupture of pyriform sinus due to forced effort with closed glottis has been reported but is extremely rare. We report a case of rupture of pyriform sinus following multiple episodes of vomiting with subsequent development of pyopneumothorax.
authors.affiliation: Department of Pulmonary Medicine, INHS Asvini, Mumbai, Maharashtra, India.
authors.forename: Rahul
authors.initials: R
authors.lastname: Tyagi
authors.affiliation: Department of Pulmonary Medicine, Military Hospital, Pune, Maharashtra, India.
authors.forename: Madhusudan
authors.initials: M
authors.lastname: Barthwal
authors.affiliation: Department of Pulmonary Medicine, Army Hospital Research and Referral, New Delhi, India.
authors.forename: Debajyoti
authors.initials: D
authors.lastname: Bhattacharya
authors.affiliation: Department of Pulmonary Medicine, Military Hospital, Ranchi, Jharkhand, India.
authors.forename: Chandan Deo Singh
authors.initials: CD
authors.lastname: Katoch
keywords: Pyopneumothorax; pyriform sinus; spontaneous