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Housecall, our weekly general-interest e-newsletter, keeps you up to date on a wide variety of health topics with timely, reliable, practical information, recipes, blogs, questions and answers with Mayo Clinic experts and more. Our biweekly topic-specific e-newsletters also include blogs, questions and answers with Mayo Clinic experts, and other useful information that will help you manage your health.
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By Mayo Clinic staffUnless your doctor tells you otherwise, there are no necessary preparations for carotid ultrasound. Don't wear a necklace, turtleneck shirt or other clothing that covers your neck.
