A milky pericardial effusion resulting from obstruction of the thoracic duct, from trauma, or of idiopathic origin. ... Synonym: chylopericarditis. ... (05 Mar 2000) ... 
(ki″lo-per″ĭ-kahr´de-әm) the presence of effused chyle in the pericardium.
Type: Term Pronunciation: kī′lō-per′i-kar′dē-ŭm Definitions: 1. A milky pericardial effusion resulting from obstruction of the thoracic duct, from trauma, or of idiopathic origin.