title: Disappearing ring in chest cavity.
authors.affiliation: Department of Cardiac Anaesthesia, Moulana Heart Foundation, Ooty Road, Perintalmanna, Kerala, Perintalmanna, India. vvpal@rediffmail.com
authors.forename: Vijish
authors.initials: V
authors.lastname: Venugopal
authors.forename: R
authors.initials: R
authors.lastname: Mahadevan
mesh_terms: D015505:Chest Tubes; D001026:Coronary Artery Bypass; D006801:Humans; D008297:Male; D011183:Postoperative Complications / Q000000981:diagnostic imaging*; D013902:Radiography, Thoracic; D035423:Thoracic Cavity