infrasternal angle

(redirected from subcostal angle)

in·fra·ster·nal an·gle

the angle between the lower borders of the costal cartilages of the two sides as they approach the sternum.
Farlex Partner Medical Dictionary © Farlex 2012
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During pregnancy, the rib cage undergoes structural changes in response to progressive relaxation of the ligamentous attachments of rib increasing the subcostal angle from 68[degrees] to 103[degrees].