Osgood Schlatter Lesion Wheeless

Description: - type of juvenile traction osteochondritis;
- refers to partial avulsion of the tibial tuberosity (anterior surface of apophysis) which has no involvement of tibial physis;
- usually occurs in late childhood or early adolescence;
- more common in boys;
- may represent an over use disease;
- condition occurs at a time when increasing demands are made on a still immature skeleton;
- repetitive stress on tuberosity may cause partial avulsion;
- a painful non union will develop, if intervening gap fills with fibrous tissue rather than bone;
Wheeless' Textbook of Orthopaedics