Why the study?
Coronary artery perforation is a life-threatening complication of PCI managed with PTFE-covered stents, but these stents carry a higher incidence of thrombosis and restenosis than standard stents.
What are the predictors of major adverse cardiovascular events in patients with coronary artery perforation treated with PTFE-coated stents?
What are the predictors of major adverse cardiovascular events in patients with coronary artery perforation treated with PTFE-coated stents?
Although PTFE-coated stents successfully treat coronary artery perforations, they are associated with a high 1-year MACE rate (37%), with female gender and previous PCI being independent predictors of adverse events.
PTFE stents for CAP may raise thrombosis risk; leaves open optimal device selection pending higher-level trials.
Kontext: Perforace koronĂĄrnĂ tepny (coronary artery perforation, CAP) je vzĂĄcnou, Ĺživot ohroĹžujĂcĂ komplikacĂ perkutĂĄnnĂ koronĂĄrnĂ intervence (PCI). Vysoce ĂşspÄĹĄnou a Ĺživot zachraĹujĂcĂ metodou lĂŠÄby CAP je implantace stentĹŻ potaĹženĂ˝ch polytetrafluorethylenem (PTFE). Incidence trombĂłzy a restenĂłzy pĹi pouĹžitĂ stentĹŻ potaĹženĂ˝ch PTFE je vyĹĄĹĄĂ neĹž pĹi implantaci standardnĂch stentĹŻ. CĂlem tĂŠto studie bylo zhodnotit klinickĂŠ vĂ˝sledky pouĹžitĂ stentĹŻ potaĹženĂ˝ch PTFE pĹi ĹeĹĄenĂ CAP. MateriĂĄly a metody: Analyzovali jsme Ăşdaje celkem 38 pacientĹŻ s implantacĂ stentĹŻ potaĹženĂ˝ch PTFE po CAP provedenou v obdobĂ mezi lednem 2012 a lednem 2022 na jednom pracoviĹĄti s vysokĂ˝m objemem tÄchto vĂ˝konĹŻ (Medipol University Hospital v tureckĂŠm Istanbulu). PrimĂĄrnĂm sledovanĂ˝m parametrem byl souhrn zĂĄvaĹžnĂ˝ch neŞådoucĂch kardiovaskulĂĄrnĂch pĹĂhod (major adverse cardiovascular event, MACE). VĂ˝sledky: Hodnotili jsme jednoroÄnĂ vĂ˝sledky pacientĹŻ s implantacĂ stentĹŻ potaĹženĂ˝ch PTFE po CAP. Do studie bylo zaĹazeno celkem 38 pacientĹŻ; 22 (58 %) muŞů a 16 (42 %) Ĺžen prĹŻmÄrnĂŠho vÄku 69,7 ± 11,4 roku. BÄhem sledovĂĄnĂ doĹĄlo ke vzniku MACE u 37 % danĂŠho souboru (14 pacientĹŻ). Do jednoho roku byla revaskularizace cĂlovĂŠ tepny (target vessel revascularization, TVR) provedena u 36,8 % (14 pacientĹŻ) a revaskularizace cĂlovĂŠ lĂŠze (target lesion revascularization, TLR) u 21 % (8 pacientĹŻ), incidence ĂşmrtĂ dosĂĄhla 10,5 % (4 pacienti) a infarktu myokardu 21,1 % (8 pacientĹŻ). ZĂĄvÄry: I kdyĹž se dnes vÄtĹĄina pĹĂpadĹŻ perforace koronĂĄrnĂ tepny ĂşspÄĹĄnÄ ĹeĹĄĂ zavedenĂm stentĹŻ potaĹženĂ˝ch PTFE, je jednoroÄnĂ incidence MACE u pacientĹŻ s implantacĂ takovĂ˝ch stentĹŻ vysokĂĄ. NaĹĄe vĂ˝sledky tak prokĂĄzaly, Ĺže uvedenĂŠ pacienty je nutno dĹŻslednÄ sledovat.
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Savur et al. (2024) studied this question.
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