Stress fractures of metatarsal after subtalar arthroereisis in an adolescent with symptomatic pes valgus: A case report

The incidence of complications of subtalar arthroereisis has been reported to be wide ranging. We describe a rare case of stress fracture of the lesser metatarsus after subtalar arthroereisis. Conservative treatment with short leg casting and non-weight bearing was performed for four weeks. The fracture united uneventfully. Post-operative gait training, including avoiding persistent hindfoot inversion, should be mentioned to the patient before surgery.