Chronic giant hydatid cyst fistulized to the left ventricle: long-term survival without surgery

A 71-year-old woman underwent emergency evaluation due to chest pain. She had undergone lung surgery at the age of 16, due to hydatid cysts. A cyst adjacent to the pericardium was not operated due to the high risk. Chest X-ray showed a cystic image (arrow) next to the heart ( Panel A ). Two-dimensional and 3 D echocardiograms ( Panel B …