“…[ 3 , 4 ] In developed countries, viral etiology is common and in the developing countries, Mycobacterium tuberculosis remains prevalent. [ 3 , 4 ] Adjacent infective foci such as pneumonia, pleural empyema, and subdiaphragmatic abscess extending into the pericardium are usually the source, others being hematogenous spread from distant foci or from wounds. Other risk factors for patients to develop Pericarditis include history of thoracic surgery, malignancy, alcohol abuse, and diabetes mellitus.…”