Assertion: total coronary occlusion | /r/HasProperty | cto
Facets:
Source sentences:
text: Percutaneous coronary intervention (PCI) of total chronic coronary occlusion (CTO) still remains a major challenge.
text: Several clinical trials have suggested a rapid regression of the collateral function after percutaneous coronary intervention (PCI) of chronic total coronary occlusions (CTOs) (5–7), which render the myocardium susceptible to an infarction in the event of a subsequent coronary occlusion (8).