Example of an<unk>  of the medial malliolus extending in the talocrural ankle joint. An<unk>  is a bone fracture in which the break crosses into the surface of a joint. This always results in damage to the cartilage. Compared to extraarticular fractures,<unk>  have a higher risk for developing long-term complications, such as posttraumatic osteoarthritis. Treatment considerations include restoring joint surface congruity and maintaining joint alignment and stability.
Intraarticular fracture
Joint dislocation
Nonunion
Retrolisthesis
Occult fracture
Pseudofracture
Intracapsular fracture
Extracapsular fracture