title: [AO classification of fractures].
abstract: In the AO classification, the diagnosis of a fracture is expressed by its location (bone and segment) and morphological features, which is characterized by the hierarchical organization into triad. This classification is comprehensive and very useful in a daily clinical practice.
authors.affiliation: Surgical Departments Kimitsu Chuo Hospital.
authors.forename: Tadashi
authors.initials: T
authors.lastname: Tanaka