Isolated transient aphasia at emergency presentation is associated with a high rate of cardioembolic embolism

OBJECTIVE: A cardiac source is often implicated in strokes where the deficit includes aphasia. However, less is known about the etiology of isolated aphasia during transient ischemic attack (TIA). Our objective was to determine whether patients with isolated aphasia are likely to have a cardioembolic etiology for their TIA. METHODS: We prospectively studied a cohort of TIA patients in eight tertiary-care emergency departments. Patients with …