Thin or fibrotic<unk>  wall
Muscle may be absent or necrotic
Akinetic or dyskinetic wall (paradoxical ballooning)
Muscle may be absent or necrotic
Akinetic or dyskinetic wall (paradoxical ballooning)
Majority
Healed transmural MI (anterior or inferior most common)
Rare
HOCM
Chagas
Healed transmural MI (anterior or inferior most common)
HOCM
Chagas
Left ventricular aneurysm
Cardiac
Left ventricular pseudoaneurysm
ST-segment elevation myocardial infarction 
Coronary artery dissection
Post-MI 
Nontraumatic thoracic aortic dissection
Previous MI with recurrent ischemia in same area