| Midsternal line | |
|---|---|
 Thoracic cage | |
 Surface lines of the anterior thorax. The midsternal line is visible at the center, running vertically. | |
| Anatomical terminology |
The midsternal line is used to describe a part of the surface anatomy of the anterior thorax. The midsternal line runs vertical down the middle of the sternum.
It can be interpreted as a component of the median plane.