Which imaging findings of the elbow are characteristic of hemophilia?

Updated: Sep 27, 2019
  • Author: Lars J Grimm, MD, MHS; Chief Editor: Felix S Chew, MD, MBA, MEd  more...
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Answer

Answer

A radiopaque effusion is more easily seen on radiographs in the elbow than in the knee or ankle (see the image below). The trochlear notch may be widened. Enlargement of the radial head and limited elbow motion are present in advanced cases.

Lateral elbow radiograph in a patient with hemophi Lateral elbow radiograph in a patient with hemophilia. This image shows an opaque joint effusion due to the presence of iron in the synovium (arrows).

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