sentences:  It was quickly realized that restenosis rates were significantly lower in individuals who received an intracoronary stent when compared to those who underwent just balloon angioplasty.A damper on the immediate use of intracoronary stents was subacute thrombosis.Subacute thrombosis rates with intracoronary stents proved to be about 3.7 percent, higher than the rates seen after balloon angioplasty.