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82 year old woman with altered mental status

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Presentation on theme: "82 year old woman with altered mental status"— Presentation transcript:

1 82 year old woman with altered mental status
Teaching NeuroImages Neurology Resident and Fellow Section © 2015 American Academy of Neurology

2 Vignette 82 year old presents with altered mental status
Exam shows abnormal right-sided body movements History of chronic infarction Baradaran et al. © 2015 American Academy of Neurology

3 Imaging Baradaran et al.
EEG demonstrating left hemispheric lateralized periodic discharges and intermittent diffuse attenuation periods. Baradaran et al. © 2015 American Academy of Neurology

4 Acute crossed cerebellar diaschisis
Patient presenting in status epilepticus with imaging compatible with acute crossed cerebellar diaschisis Hypothesized to result from excessive transmission of excitatory input from seizing cortex to contralateral cerebellum Transmission via corticopontocerebellar pathways 1. Calistri V, Caramia F, Bianco F, Fattapposta F, Pauri F, Bozzao L. Visualization of Evolving Status Epilepticus with Diffusion and Perfusion MR Imaging. American Journal of Neuroradiology 2003;24:671-3. 2. Zaidi SA, Haq MA, Bindman D, Mathur S. Crossed cerebellar diaschisis: a radiological finding in status epilepticus not to miss. BMJ Case Rep 2013;2013. Baradaran et al. © 2015 American Academy of Neurology

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