Endocrine Abstracts

Introduction: The benefits of growth hormone (rGH) replacement during the transition from childhood to adulthood are well established. In adulthood rGH dose is optimized by titrating to serum IGF-I concentration. The use of non-specific IGF-I reference ranges may result in erroneous assessment of IGF-I concentration and inappropriate rGH dosing.Methods: IGF-I methods and reference ranges across 9 UK centres were reviewed. Immulite IGF-1 results for a 12 ...