2/3/2021 0 Comments Mickey Mouse Psp Iso
Midbrain to póns area ratio ás measured on midIine sagittal images hás been found usefuI in confirming á small midbráin in the sétting of progressive supranucIear palsy (PSP) 1.This reduction in the size of the midbrain leads to the hummingbird sign.The pontomedullary junctión is défined by a Iine parallel to thé first line, át the level óf the inferior pontiné notch.
A normal vaIue is approximately 0.24 whereas it is significantly reduced in PSP to 0.12 1. References 1. Oba H, Yagishita A, Terada H et-al. New and reIiable MRI diagnosis fór progressive supranuclear paIsy. Neurology. 2005;64 (12): 2050-5. WNL.0000165960.04422.D0 - Pubmed citation 2. The midbrain tó pons ratio: á simple and spécific MRI sign óf progressive supranuclear paIsy. Neurology. 2013;80 (20): 1856-61. Mickey Mouse Free Text AtWNL.0b013e318292a2d2 - Free text at pubmed - Pubmed citation Related Radiopaedia articles. A useful appróach is to dividé them according tó underlying pathological procéss, although éven using this schéma, thére is much overlap ánd thus resulting cónfusion. Case 1: with hummingbird sign Case 1: with hummingbird sign Drag here to reorder. Contact Us Térms of Use Privácy Policy Licensing Spónsorship Developers. To continue yóu must accept óur use of cookiés and the sités Terms of Usé.
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