Sternal Articular Surface Anatomy in 3D

The joint where the clavicle meets the breastbone. This is the "Sternoclavicular (SC) Joint"; if it dislocates "Backward" (Posteriorly), it can crush the "Aorta" or "Trachea," which is a fatal emergency.

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Related structures

Clavicle Sternal End Acromial End Acromial Facet Ascending Part of Trapezius Muscle (Clavicle Origin) Body of Clavicle Clavicular Part of Deltoid Muscle (Clavicle Origin) Conoid Tubercle