Introduction Systemic lupus erythematosus (SLE) is an autoimmune disorder characterized by periods of relapse and remission, with the potential to damage multiple organs depending on disease activity and individual susceptibility. Valvular heart disease is one of the cardiac manifestations associated with SLE. Lutembacher syndrome (LS) is an exceedingly rare clinical syndrome defined by the presence of a combination of congenital or acquired ostium secundum atrial septal defect (ASD) and congenital or acquired mitral stenosis (MS). First reported by Lutembacher in […]