costal surface

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cos·tal sur·face

the surface of certain structures that face the ribs; they are the costal surfaces of the lungs (facies costalis pulmonis [TA]) and the scapula (facies costalis scapulae [TA]).
Synonym(s): facies costalis [TA]
References in periodicals archive ?
The area in which the lung lies against the ribs is called the costal surface.