👉 Anteoperculum, in medicine and anatomy, is a medical term used to describe an abnormal position of the anterior wall of the heart. It refers to the space between the left side of the ventricles (the chambers that pump blood) and the right side of the ventricle (the chamber where blood returns to the heart). In other words, it's the space above the left atrium and below the right atrium in the normal position of the heart. This abnormality