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Figure 5 Flow diagram of a proposed risk-stratification algorithm for patients with non–ST-segment elevation acute coronary syndromes. ASA = aspirin; ECG = electrocardiogram; GP IIb/IIIa = glycoprotein platelet IIb/IIIa inhibitor; Hx = history; LMWH = low-molecular-weight heparin; PCI = percutaneous coronary intervention; PE = physical exam; STTWA = ST-T-wave abnormalities; TW = T-waves; UFH = unfractionated heparin. Derived from Boden WE, McKay R. Optimal treatment of acute coronary syndromes—an evolving strategy. N Engl J Med 2001;344:1939–42.
