Screening to prevent stroke

Some companies are pushing ultrasound carotid artery scans, but reducing primary risk factors is where the emphasis should be.

Mobile screening for stroke seems to be everywhere — at a YMCA in Newton, Iowa; an American Legion Post in Vienna, Va.; a community college in Tempe, Ariz. One of the largest mobile screening companies, Cleveland-based Life Line Screening, currently operates in 48 states. It and other companies measure stroke risk with ultrasound scans of the carotid arteries in the neck.

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