The WCCI 2025 program, i.e. the Warsaw Course on Cardiovascular Interventions, is one of the most important conferences organized in Warsaw under the auspices of the Association of Cardiovascular Interventions (AISN) of the Polish Society of Cardiology. It brings together cardiologists, interventional cardiologists, cardiac surgeons and specialists from all over the world. Multimedia presentations, simultaneous conferences and interactive practical workshops organized by the Foundation for the Support of Interventional Cardiology are held under the patronage of the Invasive Cardiology Clinic of the CSK MSWiA and the Department of Cardiology and Interventional Angiology of the Institute of Cardiology in Warsaw.