General Considerations About Foot and Ankle Arthrodesis. Any Way to Improve Our Results? First Metatarsophalangeal Arthrodesis for the Failed Hallux Lisfranc Arthrodesis in Posttraumatic Chronic Injuries Medial Column Fusions in Flatfoot Deformities Naviculocuneiform and Talonavicular Management of the Subtalar Joint Following Calcaneal Fracture Malunion Double and Triple Tarsal Fusions in the Severe Rigid Flatfoot Deformity Double and Triple Tarsal Fusions in the Complex Cavovarus Foot Arthrodesis in the Deformed Charcot Foot Tibiotalocalcaneal Arthrodesis in Severe Hindfoot Deformities Ankle Arthrodesis in Crippled Cases Pantalar Arthrodesis