FOCUSED UPDATE 2015 ACC/AHA/SCAI Focused Update on Primary Percutaneous Coronary Intervention for Patients With ST-Elevation Myocardial Infarction An Update of the 2011 ACCF/AHA/SCAI Guideline for Percutaneous Coronary Intervention and the 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction Endorsed by the Latin American Society of Interventional Cardiology PCI Writing Committee* Glenn N. Levine, MD, FACC, FAHA, Chairy Eric R. Bates, MD, FACC, FAHA, FSCAI, Vice Chair*y James C. Blankenship, MD, FACC, FAHA, FSCAI, Vice Chair*z Steven R. Bailey, MD, FACC, FSCAI*z John A. Bittl, MD, FACCy Bojan Cercek, MD, FACC, FAHAy Charles E. Chambers, MD, FACC, FSCAIz Stephen G. Ellis, MD, FACC*y Robert A. Guyton, MD, FACCx Steven M. Hollenberg, MD, FACC*y Umesh N. Khot, MD, FACC*y Richard A. Lange, MD, FACC, FAHAy Laura Mauri, MD, MSC, FACC, FSCAI*y Roxana Mehran, MD, FACC, FAHA, FSCAI*z Issam D. Moussa, MD, FACC, FAHA, FSCAIz Debabrata Mukherjee, MD, FACC, FAHA, FSCAIy Henry H. Ting, MD, FACC, FAHAy *Writing committee members are required to recuse themselves from voting on sections to which their speci c relationships with industry may apply; see Appendixes 1 and 2 for detailed information. yACC/AHA Representative. zSCAI Representative. xACC/AHA Task Force on Clinical Practice Guidelines Liaison. 