A transient ischemic attack (TIA is defined as “a ...

Jul 05, 2012 · Patients who have had a prior transient ischemic attack (TIA) or ischemic stroke are at the highest risk for stroke. In a relatively large cohort study, Johnston et al7 reported that 180 of 1,707 patients (10.5%) diagnosed with TIA in an emergency department returned with a stroke within a 90-day period. ................
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