Table 2. Complications Related to Trans-Septal Catheterization
2003 1992–2002

No. of procedures 1,764 3,756
No. of procedures with complications 14 (0.79%) 28 (0.74%)
 Death 1
 Aortic root perforation 3
 Cardiac perforation 3 3
 Cardiac perforation with tamponade 2 3
 Needle puncture of aortic root 1 1
 Needle puncture of right atrium 4 9
 Arterial thromboembolism 1 3
 Arterial air embolism 2
 Transient ST-segment elevation 3 2
 Pericarditis 1