Posterior hypoperfusion in Parkinson's disease with and without dementia measured with arterial spin labeling MRI.


PURPOSE To determine whether quantitative arterial spin labeling (ASL) can be used to evaluate regional cerebral blood flow in Parkinson's disease with dementia (PDD) and without dementia (PD). MATERIALS AND METHODS Thirty-five PD patients, 11 PDD patients, and 35 normal controls were scanned by using a quantitative ASL method with a 3 Tesla MRI unit… (More)
DOI: 10.1002/jmri.22515


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