Right foot mass Tendons and ligaments: The visualized extensor tendons are intact. The visualized flexor tendons are intact. The peroneal tendons are intact. The Lisfranc ligament is intact. There is no subluxation or dislocation in the tarsometatarsal articulations.Bones: There is increased signal within the medial aspect of the navicular without a discrete fracture line identified. There is mildly increased signal within the soft tissue surrounding the navicular as well. Following contrast there is mild diffuse enhancement of the soft tissues surrounding the navicular however no discrete mass or fluid collection is identified. The remaining bone marrow signal is normal. There is no joint effusion. There are no osteochondral lesions identified.Alignment: There is normal alignment of the metatarsals. There is no hallux valgus deformity.Muscles: The plantar musculature is unremarkable.
Mild edema within the navicular which may represent a stress injury. There is surrounding edema and inflammation which is likely reactive but there is no discrete fluid collection, mass, or fracture line evident.