A 67-year-old man comes to the emergency department 6 hours after the abrupt onset of mild right-hand clumsiness and slurred speech. Symptoms are improving but have not fully resolved, and the NIHSS score is 2 with no disabling deficit. He has hypertension and hyperlipidemia and takes no antithrombotic medication; he has no known atrial fibrillation and no history of bleeding. Non-contrast CT of the head excludes hemorrhage, and CT angiography of the head and neck shows no large-vessel occlusion and no significant carotid stenosis. The ECG shows sinus rhythm. Creatinine and eGFR (78 mL/min/1.73 m2) are normal, and LDL cholesterol is 3.4 mmol/L (secondary prevention target <1.8).
| Heart rate | 78/min |
| Respiratory rate | 16/min |
| Temperature | 36.8 °C |
| O2 saturation | 97%, room air |
| Blood pressure | 158/88 mm Hg |
Question 1 of 9
Which one of the following is the most appropriate antithrombotic therapy to start now?
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