AONA

The Comprehensive Classification
of Fractures of Long Bones

"A classification is useful only if it considers the severity of the bone lesion and serves as a basis for treatment and for evaluation of the results." Maurice E. Müller

The Principle of the Classification

The Anatomic Location

The Fracture Types

The Coding of the Diagnosis

Glossary

11-Humerus Proximal

12-Humerus Diaphysis

13-Humerus Distal

21-Radius/Ulna Proximal

22-Radius/Ulna Diaphysis

23-Radius/Ulna Distal

31-Femur Proximal

32-Femur Diaphysis

33-Femur Distal

41-Tibia/Fibula Proximal

42-Tibia/Fibula Diaphysis

43-Tibia/Fibula Distal

44-Tibia/Fibula, Malleolar Segment

AO On-Line Library

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The Membrane Domain