Small brain lesions linked with stroke risk

Lesions smaller than 3mm seen on MRI are more strongly associated with risk of stroke than larger lesions, a US study suggests.

Risk for stroke was three times higher in people with at least one small brain lesion, compared to people with no lesions at all, the prospective study of 1884 US adults reveals.

In contrast, people with larger lesions (>3mm) had twice the risk of stroke compared with people who were

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