Research Article
Outcomes of Percutaneous Coronary Intervention in Patients with Spontaneous Coronary Artery Dissection
Table 4
PCI procedural details and outcomes.
| | N (%), mean ± SD | Overall N = 75 | Successful N = 26 (34.7) | Partial success N = 28 (37.3) | Unsuccessful N = 21 (28.0) |
| | Procedures | | Wiring only | 8 (10.7) | 0 (0) | 0 (0) | 8 (38.1) | | Balloon only | 12 [16] | 1 (3.8) | 3 (10.7) | 8 (38.1) | | Cutting balloon | 1 (1.3) | 1 (3.8) | 0 (0) | 0 (0) | | Stent | 55 (73.3) | 25 (96.2) | 25 (89.3) | 5 (23.8) | | Unplanned stents | 22 (40.0) | 9 (36.0) | 12 (48.0) | 1 (20.0) | | Mean number of stents | 2.6 ± 1.8 | 2.6 ± 1.4 | 2.8 ± 2.2 | 1.4 ± 0.5 | | >3 stents used | 11 [15] | 5 [17] | 6 (24) | 0 (0) | | Propagation of dissection | 33 (44.0) | 10 (38.5) | 14 (50.0) | 9 (42.9) | | Residual dissection | 44 (58.7) | 0 (0) | 24 (86.7) | 20 (95.2) | | Bailout emergency CABG | 4 (5.3) | 0 (0) | 1 (3.6) | 3 (14.3) | | Stent thrombosis/closure | 4 (5.3) | 0 (0) | 2 (7.1) | 2 (9.5) |
| | Final TIMI flow | | 0 | 11 (14.7) | 0 (0) | 0 (0) | 11 (52.4) | | 1 | 6 (8.0) | 0 (0) | 0 (0) | 6 (28.6) | | 2 | 4 (5.3) | 0 (0) | 2 (7.1) | 2 (9.5) | | 3 | 54 (72.0) | 26 (100) | 26 (92.9) | 2 (9.5) |
| | PCI effect on TIMI flow | | Improved | 47 (62.7) | 21 (80.8) | 25 (89.3) | 1 (4.8) | | Unchanged | 24 (32.0) | 5 (19.2) | 3 (10.7) | 16 (76.2) | | Worse | 4 (5.3) | 0 (0) | 0 (0) | 4 (19.0) |
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