Case report finds trident sign in a 67-year-old woman with GFAP astrocytopathy, highlighting a unique imaging feature.
To report a case of a 67-year-old woman who presented with lower extremity sensorimotor deficits and was found to have a longitudinally extensive transverse myelitis with central and dorsal-subpial enhancement in a “trident sign” pattern due to GFAP astrocytopathy.
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Upchurch et al. (2026) studied this question.
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