Hereditary multiple exostosis

Case contributed by Dr Sinéad Culleton


Right knee and ankle pain.

Patient Data

Age: 14 years
Gender: Male

Multiple exostosis surrounding the right knee joint and ankle joints. 

Findings in keeping with diaphyseal aclasia.


There is involvement of several ribs on the right as well as the clavicle and scapula.


CT for leg length shows that the left knee is also involved but not the left ankle.

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Case information

rID: 45299
Case created: 20th May 2016
Last edited: 20th May 2016
Inclusion in quiz mode: Included

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