Costal margin
The costal margin, also known as the costal arch, is the lower edge of the chest (thorax) formed by the bottom edge of the rib cage.
| Costal margin | |
|---|---|
Anterior surface of sternum and costal cartilages. (The costal margin forms a large upside-down V on the inferior border.) | |
| Details | |
| Identifiers | |
| Latin | arcus costalis |
| TA98 | A02.3.04.006 |
| TA2 | 1101 |
| FMA | 7569 |
| Anatomical terminology | |
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