What’s new in breast pathology 2022: WHO 5th edition and biomarker updates
Kristen E. Muller, Julie M. Jorns, Gary Tozbikian
Abstract
The 5th edition WHO Classification of Breast Tumours (2019) has introduced changes to our practices. Highlights are presented below, with a focus on modifications to morphological subtype categorization. In addition, we summarize important updates to ER and PR testing made in the 2020 ASCO/CAP guidelines, and briefly discuss PD-L1 and Ki-67 testing in breast cancer.
Topics & Concepts
MedicineCategorizationBreast cancerBiomarkerOncologyFocus (optics)PathologyInternal medicineMedical physicsBioinformaticsCancerArtificial intelligenceComputer scienceBiologyOpticsPhysicsBiochemistryBreast Cancer Treatment StudiesBreast Lesions and CarcinomasCancer Genomics and Diagnostics