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Welcome to the 6 th European Bifurcation Club 22-23 October 2010 - BUDAPEST. Impact of bifurcation technique on 2-year outcomes in 773 pts with distal unprotected left main coronary artery disease, impact of technique. Dr. Tullio Palmerini. Istituto di Cardiologia Policlinico S. Orsola
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Welcome to the 6th European Bifurcation Club 22-23 October 2010 - BUDAPEST Impact of bifurcation technique on 2-year outcomes in 773 pts with distal unprotected left main coronary artery disease, impact of technique
Dr. Tullio Palmerini Istituto di Cardiologia Policlinico S. Orsola Bologna, Italy
Left main bifurcation: to double stenting or not to double stenting?
GISE Survey on Unprotected Left Main: Participating Centres Arezzo: L. Bolognese, G. Falsini Bologna: T. Palmerini, A. Marzocchi Catania: C. Tamburino, M. Di Salvo Firenze: M. Margheri, S. Vecchio Legnano: S. De Servi, F. Barlocco Massa: C. Palmieri Mestre: F. Di Pede, P. Buja Monzino: A. Bartorelli, P. Ravagnani Emocolumbus: G. Sangiorgi, A. Colombo Modena: A. Benassi, G. D’Anniballe Parma: L. Vignali, D. Ardissino Pisa: M. De Carlo, S. Petronio Ravenna: G. Vecchi, A. Maresta Rimini: A. Santarelli, G. Piovaccari S. Donato: L. Inglese, C. Fantoni Torino: I. Sheiban, G Biondi Zoccai Napoli: C. Briguori, D. Tavano Padova: A. Ramondo, M. Pepe Palermo: V. Filippone, A. Patti
1453 ULMCA stenosis 1111 DES 777 bifurcations 774 enrolled 456 with 1 stent 317 with 2 stent 128 T- stent 121 Crush 60 V - stenting 5 Culotte
2 stent N = 317 1 stent N = 456 p Age, median (range) Male, n (%) Diabetes, n (%) ACS, n (%) Renal dysfunction, n (%) Euroscore, median (range) LVEF, median (range) Tecnique T stenting, n (%) V stenting, n (%) Culotte, n (%) Crush, n (%) 72 (29-97) 331 (73.6) 146 (33.0) 262 (57.9) 48 (11.4) 5 (0-18) 55 (20-80) 70 (37-90) 244 (77.2) 75 (24.3) 149 (47.5) 33 (10.8) 4 (0-14) 55 (20-80) 128 (40.7) 60 (19.1) 5 (1.6) 121 (38.6) 0.026 0.17 0.01 0.005 0.9 0.007 0.75 Patient characteristics
TLR 2-years clinical outcomes
Independent predictors of MACE Hazard ratio (95% CI) p 0.48 (0.33-0.69) 1.02 (1.01-1.04) 1.17 (0.79-1.74) 1.47 (1-03-2.08) 1.56 (1.09-2.34) 1.61 (1.94-2.50) 0.98 (0.97-0.99) 0.80 (0.56-1.14) 0.49 (0.34-0.71) 0.0001 0.02 0.42 0.03 0.02 0.04 0.009 0.22 0.0001 1 stent vs 2 stent Age Male Diabetes ACS Renal dysfunction LVEF Multivessel disease Kissing balloon post-dil
T stenting N = 128 V stenting N = 60 Crush N = 121 p 69 (43-89) 94 (74.0) 27 (21.3) 73 (57.9) 14 (11.2) 4 (0-14) 55 (20-28) 98 (76.6) Age, median (range) Male, n (%) Diabetes, n (%) ACS, n (%) Renal dysfunction, n (%) Euroscore, median (range) LVEF, median (range) Kissing balloon post-dil 71 (40-90) 94 (77.0) 31 (26.3) 54 (44.6) 13 (11.0) 5 (0-13) 50 (25-74) 102 (84.3) 69 (37-85) 51 (85.0) 16 (28.2) 19 (32.2) 5 (9.3) 3.5 (0-10) 55 (34-72) 49 (85.9) 0.37 0.24 0.49 0.003 0.92 0.047 0.01 0.14 Patient characteristics
V stent vs T stent 0.68 (0.31-1.46) 0.33 Crush vs T stent 0.89 (0.52-1.53) 0.69 Age 1.02 (0.99-1.05) 0.07 Male 1.00 (0.57-1.76) 0.99 Diabetes 1.63 (0.97-2.72) 0.06 ACS 1.09 (0.65-1.86) 0.74 Renal dysfunction 1.73 (0.89-3.35) 0.10 LVEF 0.97 (0.95-0.99) 0.03 Multivessel disease 0.76 (0.46-1.25) 0.28 Kissing balloon post-dil 0.51 (0.29-0.88) 0.02 0.0 2.0 0.5 2.5 1.0 1.5 Independent predictors of MACE
Conclusions • As compared to double stenting, single stenting of distal ULMCA is associated with a significant reduction of MACE • The increased hazard of cardiac mortality and MI should warn against a liberal use of double stenting technique