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Stroke, Cerebrovascular Accident, CVA

Jeffrey Waggoner MD — Fri, 15 Mar 2013 21:23:03 +0000

When an area of the brain experiences a sudden loss of blood, the event is called a stroke or cerebrovascular accident. Accompanying this circumstance is a loss of neurologic function. Strokes are broadly classified as either hemorrhagic or ischemic. An acute ischemic stroke refers to strokes caused by thrombosis or embolism and accounts for 85% […]

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Criteria to Give tPA for Stroke

Naoum P. Issa MD PhD — Mon, 04 Jun 2012 04:57:27 +0000

tPA for ischemic stroke was first approved in 1996 based on the result of two NINDS studies that compared outcomes of placebo or IV tPA given in the first 3 hours of a stroke. The studies found that tPA improved outcomes for 1 in 3 patients (number needed to treat = 3 for improvement compared […]

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Early Signs of Stroke on CT

Naoum P. Issa MD PhD — Sun, 03 Jun 2012 15:27:29 +0000

Despite its poor sensitivity for detecting embolic strokes, head CT scan remains the initial imaging modality in the work up of suspected acute stroke. The rationale is to initially rule out hemorrhagic stroke and other intra-cranial hemorrhages, for which CT is the preferred imaging modality because of its sensitivity for detecting fresh blood and its […]

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