Ischemic Stroke — CT and MRI MCQ — NEET PG Practice Question | NEETPGAI
Ischemic Stroke — CT and MRI
hard
scan Radiology
A 72-year-old woman with atrial fibrillation presents with acute right-sided weakness and aphasia. CT head is performed emergently and shows no acute hyperdensity. MRI brain with perfusion-weighted imaging (PWI) and diffusion-weighted imaging (DWI) is obtained 4 hours after symptom onset. Which imaging pattern best distinguishes a salvageable penumbra from established infarction?
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