Background: The debate on percutaneous coronary intervention (PCI) of the unprotected left main coronary artery (LMCA) has been constant over time.
Objective: To investigate the clinical and procedural characteristics and cardiovascular outcomes of PCI of unprotected LMCA.
Material And Methods: Observational study which included patients with unprotected LMCA disease undergoing PCI; patients with cardiogenic shock prior to the procedure were excluded.