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Medical Definition of Costophrenic sulcus
1. The recess between the ribs and the lateral-most portion of the diaphragm, partially occupied by the most caudal part of the lung; seen on radiographs as the costophrenic angle. (05 Mar 2000)
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1. The recess between the ribs and the lateral-most portion of the diaphragm, partially occupied by the most caudal part of the lung; seen on radiographs as the costophrenic angle. (05 Mar 2000)