"Città della Salute e della Scienza" Hospital, University of Turin, Turin, Italy, Unit of Cardiovascular Interventions, IRCCS San Raffaele Scientific Institute, Milan, Italy, Interventional Cardiology Unit, GVM Care & Research Maria Cecilia Hospital, Cotignola, Italy
In cath lab everyday practice, the interventionist is increasingly facing patients with disabling symptoms despite optimal medical therapy for whom revascularisation is not an option because of unsuitable coronary anatomy, risk-benefit considerations contraindicating the procedure or lack of target lesions. This growing population has often been described as having refractory angina (RA) 11. Jolicoeur EM, Cartier R, Henry TD, Barsness GW, Bourassa MG, McGillion M, L’Allier PL. Patients with coronary artery disease unsuitable for revascularization: definition, general principles, and a classification. Can J Cardiol. 2012;28:S50-9. Link.