Health Questions and Answers

Archive for January, 2012

Stroke

Friday, January 6th, 2012

What is a stroke? A stroke is focal brain dysfunction due to ischemia. The ischemia may arise from atherosclerotic narrowing of a blood vessel, an embolus, hemorrhage, or other causes. Distinguish among the four main kinds of stroke. Type % of All Strokes Onset Preceding TIAs (%) Altered Mental Status (%) MRI or CT Scan […]

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VESTIBULAR DISEASE

Friday, January 6th, 2012

What is the first step in evaluating a patient with dizziness? The first question should be whether the problem is true vestibular dizziness or “dizziness” because of near-syncope, ataxia, or another etiology. Patients with true vestibular dizziness complain of vertigo, which is a feeling of spinning What is the second step in evaluation of dizziness? […]

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