Charcot foot - homolateral Lisfranc dislocation
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Patient presents to an outpatient podiatry clinic with a chief complaint of a new bony protrusion on lateral right foot with 7/10 pain upon weightbearing, which improvement with rest and foot elevation. He has a past medical history of uncontrolled diabetes.
Homologous dorsal and lateral displacement of the first through fifth metatarsals relative to the tarsus with malalignment of the second tarsometatarsal joint.
This patient demonstrates an atraumatic presentation of homolateral Lisfranc dislocation due to underlying Charcot neuropathy. This pathology is likely due to chronic overuse as a factory worker. The treatment was limited to a non-weightbearing cast for several weeks.
Case contributions by Dr. Bradley Scher and Dr. Gregory Henkle.