sternocostal
/ˌstɜːr.noʊˈkɑːs.təl/
adjective
- Relating to the sternum (breastbone) and the ribs.
- The doctor examined the sternocostal region for signs of injury.
- The sternocostal joints connect the ribs to the breastbone.
- Pain in the sternocostal area can be mistaken for a heart attack.