A large os trigonum with mild edema seen along the synchondrosis of an os trigonum and the talus with associated osteophytes, subarticular pseudocysts, and mild regional surrounding soft tissue edema. Osteophytes of the posterosuperior calcaneus opposed to the os trigonum are also noted.
Mild tibiotalar, talocalcaneal , and talonavicular osteoarthritic changes with marginal osteophytes
Minimal subcutaneous soft tissue edema posterior to the tendon Achilles
Minimal fluid distension of the flexor hallucis longus tendon sheath