Stroke Mimics and Chameleons

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Today we talk about a common issue in hospital neurology. Is it a stroke? There are many things that can mimic a stroke, and vice versa. These stroke "chameleons" can be diagnostically challenging so it's important to keep on alert for signs and symptoms that don't fit the script!
References:
Distinguishing Between Stroke and Mimic at the Bedside: The Brain Attack Study
Stroke. 2006;37:769–775
https://www.ahajournals.org/doi/10.1161/01.str.0000204041.13466.4c
Stroke mimics: incidence, aetiology, clinical features and treatment
Ann Med. 2021; 53(1): 420–436.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7939567/
Acute stroke chameleons in a university hospital: Risk factors, circumstances, and outcomes
Neurology. August 11, 2015; 85 (6)
https://n.neurology.org/content/85/6/505
Stroke Chameleons
Journal of Stroke & Cerebrovascular Diseases. VOLUME 23, ISSUE 2, P374-378, FEBRUARY 01, 2014
https://www.strokejournal.org/article/S1052-3057(13)00281-4/fulltext

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