If coronary artery stenting is superior to angioplasty, why is it not used in every single case? Good question! If stents could be delivered to every lesion, and if it had the same good short and long term results in every case, it would be used in 100% cases of angioplasty. However, this is not the case. Stents are difficult to deliver across tight bends in blood vessels (particularly if they have a lot of calcium deposits in the wall) and are not usable in very small blood vessels. There are other types of technical considerations that also come into play. Today, it is estimated that stents are employed in nearly 50-75% of cases. Continue reading
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