Medical Dictionary

pneumopericardium

noun pneu·mo·peri·car·di·um \ˌn(y)ü-mō-ˌper-ə-ˈkärd-ē-əm\
plural pneu·mo·peri·car·dia \-ē-ə\

Medical Definition of PNEUMOPERICARDIUM

:  an abnormal state characterized by the presence of gas (as air) in the pericardium

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