The Zadek calcaneal osteotomy in Haglund’s syndrome of the heel: Its effects on the dorsiflexion of the ankle and correlations to clinical and functional scores

The Zadek osteotomy is a therapeutic option in Haglund’ syndrome for patients with a X/Y ratio measurement of the calcaneus under 2.5. We hypothesized that Zadek osteotomy would lead to improvement in ankle dorsiflexion and functional scores.