A left ventricular aneurysm can form after a transmural myocardial infarction and involves dilation of the left ventricular wall in an abnormal fashion. Most commonly, the apex of the heart is ...

A left ventricular aneurysm can be diagnosed on ECG when there is persistent ST segment elevation occurring 6 weeks after a known transmural myocardial infarction (usually an anterior MI).

but also of the left atrium, an aneurysm of the ascending aorta, with slight dilatation of the arch and descending thoracic aorta, and increased pulsations of the left ventricle and ascending aorta.