Atherothrombosis describes the occurrence of both atherosclerosis and thrombosis in an artery, a common feature of peripheral arterial disease.1 It is estimated that 1 in 16 U.S. residents who were at least 40 years of age in 2000 (approximately 8.5 million persons) had peripheral arterial disease.2 Although claudication is frequent in and seriously limits the lifestyle of patients with peripheral arterial disease, the most common cause of death in these patients is from coexisting atherothrombo Join discussion...