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Why is radial-artery cardiac catheterization rare in the United States?

Despite its benefits, the radial artery is used in less than 5 percent of cardiac catheterization procedures in the United States. Because the radial artery is smaller than the femoral artery, the procedure can be more technically challenging, and many physicians who trained using the femoral approach are reluctant to change, notes UCLA cardiologist William Suh, M.D.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.