pneumopericardium

pneu·mo·peri·car·di·um

noun \ˌn(y)ü-mō-ˌper-ə-ˈkärd-ē-əm\

plural ; pneu·mo·peri·car·dia \-ē-ə\ (audio pronunciation)

Definition of PNEUMOPERICARDIUM

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

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