Revisions to the American Diabetes Association (ADA) 2024 guidelines

SectionKey revisions (2024)
DiagnosisGlycated hemoglobin (HbA1c) resides at the top of the testing hierarchy as opposed to the earlier recommendations where fasting plasma glucose (FPG) was pre-eminent.
HbA1c should not be used for screening of cystic-fibrosis-related diabetes and post-transplantation diabetes [oral glucose tolerance test (OGTT) is preferred].
ClassificationConsideration of standardized islet autoantibody tests in adults who phenotypically overlap with type 1 diabetes.
Possible association between coronavirus disease 2019 (COVID-19) infection and new-onset type 1 diabetes highlighted.
Associated comorbiditiesRecommend screening for heart failure using natriuretic peptides.
Obesity and weight managementAdditional anthropometric measurements are to be considered in obese patients.
The importance of pharmacotherapy for obesity management highlighted.
Diabetes technologyEmphasized the benefits of using continuous glucose monitoring (CGM) in the management of non-pregnant and pregnant individuals with diabetes.
Guidance provided on CGM metrics and their interpretation.