Ruptured chordae tendineae of the posterior leaflet of the tricuspid valveas a cause of tricuspid regurgitation following blunt chest trauma

A 12-year-old boy suffered a blunt chest trauma. Some hours later, a pulsat ile bilateral jugular venous distension, a holosystolic murmur heard at the low parasternal border and hepatomegaly were observed. On echocardiography , ruptured chordae tendineae of the posterior leaflet of the tricuspid valv e, as well as tricuspid regurgitation were detected. He remained asymptomat ic during hospital stay and was discharged home in good condition. Thus, is olated ruptured chordae tendineae of the posterior leaflet of the tricuspid valve is another cause of tricuspid regurgitation following blunt chest tr auma. (C) 2001 Elsevier Science Inc. All rights reserved.