Prevalence, Presentation and Treatment of 'Balloon Undilatable' Chronic Total Occlusions: Insights from a Multicenter US Registry.
Peter TajtiDimitri KarmpaliotisKhaldoon AlaswadCatalin TomaJames W ChoiFarouc A JafferAnthony H DoingMitul PatelEhtisham MahmudBarry F UretskyAris KaratasakisJudit KaracsonyiBarbara A DanekBavana V RanganSubhash BanerjeeImre UngiEmmanouil S BrilakisPublished in: Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions (2018)
Balloon undilatable CTOs are common and are associated with lower success and higher complication rates.