2006;47:1713 21. 287. Andreasen JJ, Mortensen PE, Andersen LI, et al. Emergency coronary artery bypass surgery after failed percutaneous transluminal coronary angioplasty. Scand Cardiovasc J. 2000;34:242 6. 288. Berger PB, Stensrud PE, Daly RC, et al. Time to reperfusion and other procedural characteristics of emergency coronary artery bypass surgery after unsuccessful coronary angioplasty. Am J Cardiol. 1995;76:565 9. 289. Carey JA, Davies SW, Balcon R, et al. Emergency surgical revascu- larisation for coronary angioplasty complications. Br Heart J. 1994;72: 428 35. 290. Hake U, Iversen S, Jakob HG, et al. influence of incremental preop- erative risk factors on the perioperative outcome of patients undergoing emergency versus urgent coronary artery bypass grafting. Eur J Car- diothorac Surg. 1989;3:162 8. 291. Talley JD, Weintraub WS, Roubin GS, et al. Failed elective percuta- neous transluminal coronary angioplasty requiring coronary artery bypass surgery. In-hospital and late clinical outcome at 5 years. Cir- culation. 1990;82:1203 13. 292. Wang N, Gundry SR, Van Arsdell G, et al. Percutaneous transluminal coronary angioplasty failures in patients with multivessel disease. Is there an increased risk? J Thorac Cardiovasc Surg. 1995;110:214 21. 293. Klepzig H Jr, Kober G, Satter P, et al. Analysis of 100 emergency aortocoronary bypass operations after percutaneous transluminal coronary angioplasty: which patients are at risk for large infarctions? Eur Heart J. 1991;12:946 51. Hillis et al 2011 ACCF/AHA CABG Guideline e707 294. Bonaros N, Hennerbichler D, Friedrich G, et al. Increased mortality and perioperative complications in patients with previous elective per- cutaneous coronary interventions undergoing coronary artery bypass surgery. J Thorac Cardiovasc Surg. 2009;137:846 52. 295. Karthik S, Musleh G, Grayson AD, et al. Effect of avoiding cardiopul- monary bypass in non-elective coronary artery bypass surgery: a pro- pensity score analysis. Eur J Cardiothorac Surg. 2003;24:66 71. 296. Ladowski JS, Dillon TA, Deschner WP, et al. 