Many types of methods are used for the diagnosis of heart disease. Optical Coherence Tomography (OCT) is one such modern procedure that is used during Cardiac Catheterization Angiography. Complex Angiography and OCT Workshop was organized by Dr. Siddhant Jain, Director, Shalby Institute of Cardiac Sciences at Shalby Multispecialty Hospital, Indore, where Professor Dr. M. Lesiak from Poland was invited as guest faculty.