Dr. Alain Potaznik is an orthopedic surgeon, specializing in hip and knee disorders: osteoarthritis, arthritis, sports pathologies, traumatic sequelae, surgical failures and sequelae.... He always favors functional conservative treatments when possible. He operates at the Delta Hospital (CHIREC), at the Etterbeek - Ixelles Hospital (IRIS) and at the Erasmus Hospital (ULB) for certain specific interventions.