Neurology Alert – July 1, 2019
July 1, 2019
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Episodic Vertigo? Consider and Treat as Vestibular Migraine
Vertigo is a common and integral component of migraine and occurs with neuro-otologic abnormalities and psychiatric comorbidities. Treatment of episodic vertigo suspected to be due to vestibular migraine should mirror the multimodality treatment of migraine.
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Clinical Features of Subdural Fluid Collections With Intracranial Hypotension
Clinical features of patients with spontaneous intracranial hypotension and bilateral subdural fluid collections differ from patients who sustained previous head trauma vs. those with cerebrospinal fluid leaks.
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Essential Tremor and Dystonic Tremor: Similar Appearance but Different Cerebral Networks
Using MRI BOLD and seed-based functional connectivity, during a grip-force task, network-level connectivity was shown to be highly distinct between two otherwise phenotypically overlapping tremor types — dystonic tremor and essential tremor.
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Statin Use Moderately Reduces Dementia Risk After Concussions in Older Individuals
In a large population study, concussion in older adults resulted in significantly higher risk for dementia that was modestly reduced among those taking a statin.
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EEG Reactivity for Prediction of Neurological Outcomes After Cardiac Arrest
This prospective, multicenter cohort study aimed to determine the utility of electroencephalographic reactivity (EEG-R) testing in neurological prognostication of comatose patients after cardiac arrest. The authors found that EEG-R testing, by itself, is not sufficiently reliable to predict neurological outcomes after cardiac arrest.
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