Explore a comprehensive 26-minute video lecture on constrictive pericarditis, covering its causes, symptoms, signs, diagnosis, and management in the field of cardiology. Delve into the various etiologies, including tuberculosis, cardiothoracic surgery complications, radiation exposure, and systemic fungal infections. Learn about the characteristic physical findings, such as the Kussmaul sign and pulsus paradoxus, and understand the unique "lub-knock" sound associated with a calcified pericardial sac. Gain insights into the diagnostic approach and treatment strategies for this challenging cardiac condition.