Items tagged “cerebral toxoplasmosis”
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Neurotoxoplasmosis - concentric target sign
Published 30 Aug 2019
Concentric target sign (cerebral toxoplasmosis)
The concentric target sign is a typical sign for cerebral toxoplasmosis. It is seen on T2 weighted MR imaging as a deep parenchymal lesion showing a series of concentric rings with hyperintense and hypointense/isointense signal alternatingly. Strong perifocal edema is usually visible on T2/FLAIR...