What are the events that occur at the sternal angle?

1. The bifurcation of the trachea

2. Concavity of the arch of aorta

3. Just above the bifurcation of the pulmonary trunk

4. The azygos vein enters the superior vena cava

5. The thoracic duct reaches the left side of the esophagus in its passage upwards from the abdomen

6. Ligamentum arteriOSum

7. Left recurrent laryngeal nerve recurves below the ligamentum arteriOSum.

8. superficial part of cardiac plexus

9. Deep part of cardiac plexus.

10. Th4-Th5 intervertebral disc.

Aliu Oluwapelumi