13-year-old female with left foot pain, evaluate for calcaneal fracture status post injury. TENDONS: The Achilles tendon has an abnormal morphology, having lost its normal crescent-shaped, now appearing rounded with associated high signal consistent with a partial tear. There is fluid within the retrocalcaneal bursa. The remaining imaged portions of the tendons of the ankle appear intact.LIGAMENTS: No significant abnormality noted.ARTICULAR SURFACES AND BONE: There is an approximately 2.0 cm long crescent shaped signal void along the posterior superior aspect of the calcaneus, which may represent an avulsion fracture fragment, possibly from the apophysis. . Bone marrow edema is noted within the calcaneus, particularly the posterior portion as well as the talus.ADDITIONAL
Partial thickness tear of the Achilles tendon with an associated avulsion of fracture of the superior portion of the calcaneal apophysis;