Structural heart disease encompasses a wide range of abnormalities involving noncoronary structures like the heart's valves, walls, and chambers. The last decade emphasized the burden of the disease and revolutionized the treatment strategies.The number of percutaneous structural heart interventions constantly increases worldwide. While some parts of the world acquire experience with various intervention treatments, techniques, and devices, others are paving their first steps.Complex Cases in Structural Heart Interventionsprovide a descriptive and highly illustrative insight into unique...