Sternum

Pronunciation

Definition 1

The long flat bone that forms the center front of the chest wall. The sternum is attached to the collarbone and the first seven ribs. Also called breastbone. (NCI Dictionary)

Definition 2

The long, flat bone connecting with the cartilages of the first seven ribs and the clavicle. (NCI Thesaurus)

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Sternotomy

Incision into or through the sternum.

Sternocostal Joint

Any of the joints between the first seven ribs and the sternum.

Sternoclavicular Joint

The synovial juncture between the medial end of the clavicle and the anterior segment of the sternum.

Sternal Manubrium

The upper segment of the sternum, quadrangular in shape, as well as wider superiorly and narrower inferiorly. The sternal manubrium articulates with…

Sternal Disorder

A non-neoplastic or neoplastic disorder that affects the sternum.

Sternal Chondromyxoid Fibroma

An uncommon benign neoplasm arising from the sternum. It is characterized by the presence of spindle-shaped or stellate chondrocytes, a lobulated growth…