Question: A nurse is assigned four clients being evaluated for acute coronary syndrome (ACS). Which client's findings are most consistent with diagnosis of unstable angina? Need Assignment Help? a. A 72-year-old client with chest pain at rest, no elevation in the ST segment, and negative troponin. b. A 54-year-old client with elevated creatine kinase myocardial band (CK-MB) and ST segment elevation on the electrocardiogram (ECG). c. A 48-year-old client with T wave inversions, ST elevation, and abnormal @ waves. d. A 63-year-old client with elevated troponins and no elevation in the ST segment.