A rarely seen mass in atrioventricular sulcus: Cardiac hydatid cyst

Cardiac hydatid cyst is a rare manifestation of Echinococcus infestation. It is mainly located in left ventricle followed by right ventricle, left atrium, pericardium, pulmonary artery in case of heart involvement. Herein we report a hydatid cyst in atrioventricular sulcus which is an unusual and rare location for cardiac hydatid cyst as demonstrated by three dimensional transthoracic and cardiac magnetic resonance imaging.