Transient global amnesia and hippocampal foci of restricted diffusion

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Transient global amnesia and hippocampal foci of restricted diffusion.

To cite: Mallio CA, Assenza G, Occhicone F, et al. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/bcr-2013010154 DESCRIPTION A 63-year-old man was admitted owing to the onset upon awakening of anterograde amnesia and spatiotemporal disorientation accompanied by repetitive questioning. No disturbances of consciousness and self-awareness or others focal neurological sy...

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Transient global amnesia--a hippocampal phenomenon?

A case of transient global amnesia of clear vascular aetiology is described. Results of neuropsychological testing carried out during the attack clarify the nature of the memory disorder and suggest that the critical region of ischaemia is the medial temporal area around the hippocampus. Follow-up testing suggests that no lasting memory impairment resulted.

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Transient Hyperintensity On Diffusion-Weighted MRI in Transient Global Amnesia

Objects: Different theories were suggested on the etiopathogenesis of transient global amnesia. Methods: We demonstrate a patient with transient global amnesia, in whom, a transient hyperintense signal change on left hippocampus was detected in diffusionand T2weighted magnetic resonance images. Conclusion: The absence of vascular risk factors or atherosclerotic changes in neuroimaging, in addit...

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Transient global amnesia or transient epileptic amnesia?

Sir, We read with great interest the letter of McCorry and Crowley concerning an attack of transient global amnesia (TGA) considered secondary to herpes simplex viral encephalitis. Some features of the reported attack are unusual. The patient was a relatively young person: 39 years compared with an average age of 61 with TGA. At the beginning the patient suddenly became ‘distressed’; he realize...

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Transient global amnesia mimics: Transient epileptic amnesia

We describe the case of a 79-year-old patient referred for suspected transient global amnesia, after an episode of anterograde amnesia which lasted 90 min. An EEG, performed after the episode, showed bilateral temporal electrographic seizures, orienting the diagnosis toward a transient epileptic amnesia. Transient epileptic amnesia is defined by temporal lobe epilepsy characterized by recurrent...

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ژورنال

عنوان ژورنال: Case Reports

سال: 2013

ISSN: 1757-790X

DOI: 10.1136/bcr-2013-010154