“…Chylopericardium is an entity defined as the accumulation of chylous fluid in the pericardial space. It is typically the result of chest trauma [7], thoracic surgical procedures [8], mediastinal radiotherapy, mediastinal neoplasms [7,8], signet-ring cell carcinoma of the stomach [10], mediastinal tuberculosis, filariasis, thrombosis of the subclavian vein [7] and vena cava [11], Behcet's syndrome [12], congenital lymphangiomatosis, Gorham-Stout disease (osteolysis secondary to lymphangiomatosis with bone resorption) [13], congenital mediastinal lymphangiectasia and congenital lymphatic anomalies [12]. A recent case report describes a unique case of chylothorax and chylopericardium in end stage renal disease patient on hemodialysis with a left jugular tunneled catheter who developed superior vena cava syndrome [3], thus increasing the etiology of this illness.…”