The major problem associated with the long-term patency of the internal mammary artery graft is the early occurrence of stenosis usually at its distal anastomotic site; its management by balloon angioplasty has been associated with a high success rate. We report the case of an unsuccessful balloon angioplasty of an anastomotic stenosis of a left internal mammary artery graft that was successfully managed by stenting with one-half of a Palmaz-Schatz stent.
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Hadjimiltiades et al. (1994) studied this question.
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