Presentation
Pain and swelling over the dorsal ankle and foot. History unremarkable.
Patient Data
Age: 40
Gender: Male
From the case:
Extensor digitorum longus tenosynovits



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Info

Distension of the EDL tendon sheath by T2-hyperintense effusion.
Case Discussion
EDL tenosynovitis has been infrequently described. It seems to be related to the typical shuffling gait in ultramarathon runners. Tight-fitting shoes and impingement by the talar head may also play a role1.