Eastern and western equine encephalitis virus

Summary of Eastern and western equine encephalitis virus

Eastern equine encephalitis virus (EEE), commonly called Triple E or, sleeping sickness (not to be confused with Trypanosomiasis) is a zoonotic alphavirus and arbovirus present in North, Central and South America and the Caribbean. In humans, symptoms include high fever, muscle pain, altered mental status, headache, meningeal irritation, photophobia, and seizures, which occur three to 10 days after the bite of an infected mosquito.

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Eastern and western equine encephalitis virus

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Eastern and western equine encephalitis virus

12 flashcards

Questions

USMLE® Step 1 style questions USMLE

2 questions

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A 26-year-old man comes to the emergency department because of a 3-day history of fever, headache, nausea, and asthenia. His temperature is 39.1°C (102.4°F), pulse is 130/min, respirations are 23/min, and blood pressure is 130/90 mm Hg. Neurological examination shows hyperreflexia and bilateral Babinski sign. CSF sample is negative for bacteria in cultures and protein concentration is 105 mg/dL. An EEG shows diffuse brain scattering. An ELISA test shows evidence of an infection by an organism which is known to have single-stranded positive-sense RNA. Which of the following is the most likely organism responsible for the patient's symptoms?

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