Affiliation:
1. Department of Pathology, the Johns Hopkins University, School of Medicine, Baltimore, Maryland
Abstract
Context.—
The 5th edition of the World Health Organization classification of digestive system tumors discusses several advancements and developments in understanding the etiology, pathogenesis, and diagnosis of several digestive tract tumors.
Objective.—
To provide a summary of the updates with a focus on neuroendocrine neoplasms, appendiceal tumors, and the molecular advances in tumors of the digestive system.
Data Sources.—
English literature and personal experiences.
Conclusions.—
Some of the particularly important updates in the 5th edition are the alterations made in the classification of neuroendocrine neoplasms, understanding of pathogenesis of appendiceal tumors and their precursor lesions, and the expanded role of molecular pathology in establishing an accurate diagnosis or predicting prognosis and response to treatment.
Publisher
Archives of Pathology and Laboratory Medicine
Subject
Medical Laboratory Technology,General Medicine,Pathology and Forensic Medicine
Cited by
90 articles.
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