Modifiche nella 6ª edizione della classificazione dei tumori del sistema digerente dell'Organizzazione Mondiale della Sanità.

The 6th Edition of the WHO Classification of Digestive System Tumours represents a significant update to the 5th edition. It integrates pathological, new molecular, and clinical insights to refine the taxonomy of digestive system neoplasms. The revised classification continues to emphasise standardisation in terminology, coding, and diagnostic criteria to facilitate global consistency in diagnosis, treatment, epidemiological reporting and research. Structural reorganisation of book chapters describes epithelial tumours by anatomical site, while separating neuroendocrine, mesenchymal and haematolymphoid tumours into dedicated chapters that are aligned with other WHO tumour volumes. Genetic tu