juxtaphrenic peak

jux·ta·phren·ic peak

(jŭks-tă-fren'ik pēk),
on chest radiograph, a triangular density on top of the right diaphragmatic shadow, probably caused by tension of the phrenic nerve on the pleura over the diaphragm.
References in periodicals archive ?
Displacement of the right diaphragm and a 'peak' at the middle (juxtaphrenic peak).