|Wire perforation of LV with tamponade—1|
|Cusp perforation by wire, then BD, then severe AR—1|
|Sepsis associated with prolonged umbilical artery approach—1|
|Cardiac arrest—4 (12%)|
|AR (moderate to severe)—2 (6%)|
|LAD occlusion—1 (3%)|
AR = aortic regurgitation; BD = balloon dilation; LAD = left anterior descending coronary artery; LV = left ventricle.