Comparative efficacy of transthoracic and transesophageal echocardiography in detection of an intracardiac bullet fragment.

A 19-year-old man received a gunshot wound to the heart. Transthoracic echocardiography was unable to localize the bullet fragment, whereas transesophageal echocardiography localized the bullet fragment in the posteroseptal wall at the base of the posteromedial papillary muscle.