Atrial fibrillation: diagnosis and management—summary of NICE guidance

This article summarises the updated National Institute for Health and Care Excellence (NICE) guideline, Atrial fibrillation: diagnosis and management,1 focusing on three areas where new evidence has led to a change in recommendations: bleeding risk prediction, anticoagulation, and ablation. We explain the Guideline Committee’s rationale for these recommendations and highlight challenges to implementation.