"area of cardiac dullness"@en-us . "a triangular area of the front of the chest (determined by percussion); corresponds to the part of the heart not covered by the lungs"@en-us . "0"^^ . . . . . . . "105391540"^^ . . "area of cardiac dullness"^^ . . "0"^^ . "105083868"@en-us . "05391540-n"^^ . . . . .