WHO Classification of Tumors of the Digestive System 2019

**Semantic type:** Classification

**Definition:** A classification for grading and staging of tumors of the digestive system published by the World Health Organization (WHO) in 2019. (Iris D Nagtegaal, Robert D Odze, David Klimstra, Valerie Paradis, Massimo Rugge, Peter Schirmacher, Kay M Washington, Fatima Carneiro, Ian A Cree, and the WHO Classification of Tumours Editorial Board. The 2019 WHO classification of tumours of the digestive system. Histopathology. 2020 Jan; 76(2): 182-188.)

**Synonyms:** - WHO CLASSIFICATION OF TUMORS OF THE DIGESTIVE SYSTEM 2019