Bone Abstracts

Hypophosphatasia (HPP) is a rare genetic disease characterised by low tissue-nonspecific alkaline phosphatase activity, causing defective mineralisation of bone and teeth. There is limited data on the measurement of bone mineral density (BMD) and body composition in these children.Objectives: To assess whether BMD and lean body mass (LBM) in treatment naïve children with HPP correlate with functional outcomes using the 6-minute walk test (6MWT)....