50-year-old female with right ankle pain. TENDONS: There is circumferential fluid about the posterior tibialis tendon and flexor hallucis longus suggesting a tenosynovitis. The flexor and extensor tendons appear intact. The peroneal tendons appear intact. The Achilles tendon is normal in appearance.LIGAMENTS: The lateral collateral ligament complex appears intact. The distal tibiofibular syndesmotic complex appears intact. The visualized components of the deltoid ligament appear intact.ARTICULAR SURFACES AND BONE: There is subchondral cyst formation and subchondral signal abnormality within the medial cuneiform consistent with degenerative osteoarthritic changes. ADDITIONAL
1. Findings suggestive of posterior tibialis and flexor hallucis longus tenosynovitis.2. 2.0 cm lobulated collection of fluid signal intensity along the posteromedial aspect of the talus, which appears most consistent with ganglion cyst formation.