What Is a Transoesophageal Echocardiogram (TOE)?
August 31, 2026
A transoesophageal echocardiogram, usually shortened to TOE, is a detailed ultrasound scan of the heart taken from inside the oesophagus, the food pipe, which lies directly behind the heart. A thin, flexible tube with a small ultrasound probe on its tip is gently passed down the throat, in a similar way to a gastroscopy, so
