Cardiologists have long grappled with how to best manage patients with coronary artery disease who report skin hypersensitivity to nickel or other metal components found in stents -- small tubes placed in narrowed or weakened arteries to help improve blood flow to the heart. But new Mayo Clinic research, published in the April 16, 2012, issue of Circulation: Cardiovascular Interventions, may help allay these concerns.
