Coronary Chronic Total Occlusion (CTO) is characterized as the complete blockage of a coronary artery. It is one of the complex coronary lesions and many studies have been carried out to develop newer and more reliable treatment techniques.

The CTO Club was formed in 2005 with frequent activities and events organised. Medical practioners and experts in the field of cardiology are brought together to facilitate the exchange of ideas, opinions, techniques and problems regarding CTO cases.