Official position of the Brazilian Association of Bone Assessment and Metabolism (ABRASSO) on the evaluation of body composition by densitometry: part I (technical aspects)-general concepts, indications, acquisition, and analysis.
Sergio Setsuo MaedaBarbara Santarosa Emo PetersLígia Araújo MartiniHannah Karen Moreira AntunesMaria Cristina GonzalezHenrique Pierotti ArantesCarla M PradoCamila Lemos PintoIana Mizumukai de AraújoFrancisco José Albuquerque de PaulaJoao Lindolfo Cunha BorgesBen-Hur AlbergariaMarcela UshidaGuilherme Cardenaz de SouzaLaura Maria Carvalho de MendonçaMirley do PradoMarcelo de Medeiros PinheiroPublished in: Advances in rheumatology (London, England) (2022)
Considering aspects of accuracy, precision, cost, duration, and ability to evaluate all three compartments, DXA is considered the gold-standard method for body composition assessment, particularly for the evaluation of fat mass. In order to ensure reliable, adequate, and reproducible DXA reports, great attention is required regarding quality control procedures, preparation, removal of external artifacts, imaging acquisition, and data analysis and interpretation.