HIGHLIGHTS
- who: Swallow Tail Sign Revisited and colleagues from the DepartmentLeipzig University Leipzig, Leipzig, Germany have published the research: Sign: From the, in the Journal: (JOURNAL)
SUMMARY
An early influential study showed that the hyperintense inner part of the swallow tail sign on T2*-weighted images (STh) corresponds to iron-poor areas in substantia nigra and suggested it to equal nigrosome 1, the dopaminergic region affected earliest and strongest in Parkinson disease. Recent postmortem tissue studies have challenged this interpretation, reporting that nigrosome 1 is hypointense in T2*-weighted images. The authors combined three . . .
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