What defines a compound fracture?

A compound fracture, also known as an open fracture, is characterized by the bone breaking in such a way that it pierces through the skin. This type of fracture is serious because it can lead to open wounds, exposed bone, and a higher risk of infection. The visibility of the fracture site is significant in determining the severity and necessary treatment protocols. Recognizing the distinction of a compound fracture in this context is crucial for understanding the implications for healing, potential complications, and the urgency of medical intervention. Other options describe different types of fractures; for instance, a fracture with no skin break indicates a simple fracture, while hairline fractures imply a crack in the bone that doesn't penetrate deeply, and fractures that heal without intervention typically refer to types that are not compound.