TY - JOUR T1 - Mesencephalic ischemia and Parkinson’s disease JF - Journal of Neurology, Neurosurgery & Psychiatry JO - J Neurol Neurosurg Psychiatry SP - 511 LP - 511 VL - 75 IS - 3 AU - H Rafael Y1 - 2004/03/01 UR - http://jnnp.bmj.com/content/75/3/511.1.abstract N2 - I read with interest the paper by Abe et al1 on occipital and posterior parietal hypoperfusion in 28 Parkinson’s disease (PD) patients without dementia. These findings suggest that there was a reduced regional cerebral blood flow (rCBF) in the intraparenchymal territory of the posterior cerebral arteries (PCAs) probably due to the presence of atheromatous plaques located in the distal end of the basilar artery.2 Atherosclerotic changes are of … ER -