Top, Territorial MCA infarction in a patient without prodromal TIA. Bottom, Territorial MCA infarction in a patient with prodromal TIA ≤4 weeks. From left to right, MTT <12 hours, CBF <12 hours, ADC <12 hours, final T2 (3 to 7 days).
TIAs may have an endogenous neuroprotection in the human brain due to ischemic preconditioning.
