[Cardioembolic stroke].

A 77-year old man who consulted due to left arm weakness and dysarthria. He reported having been diagnosed of high blood pressure and that he was taking enalapril/hydrochlorothiazide without adequate blood pressure control. He had smoked 2 packs of cigarettes a day and continues to smoke at present. He was admitted to the emergency service about 90 min after the onset of his symptoms. He did not report headache, nausea or vomiting. His BP was 182/104 mmHg, with irregular pulse at 88 beats per minute. The neurological examination revealed dysarthria, left homonymous hemianopsia, muscle weakness and hypoesthesia of the left limbs. How should this patient be evaluated and treated?
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