area of cardiac dullness


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ar·e·a of car·di·ac dull·ness

a triangular area determined by percussion of the front of the chest; it corresponds to the part of the heart that is not covered by lung tissue.

ar·e·a of car·di·ac dull·ness

(ār'ē-ă kahr'dē-ak dŭl'nĕs)
A triangular zone determined by percussion of the front of the chest; it corresponds to the part of the heart that is not covered by lung tissue.