Low-Grade Appendiceal Mucinous Neoplasm vs. Appendiceal Diverticulum: Distinction with Histomorphologic Features
Background: Low-grade appendiceal mucinous neoplasms (LAMNs) are rare lesions of the vermiform appendix and characterized by mucinous epithelial proliferation, extracellular mucin, and the absence of destructive invasion.Appendiceal diverticulum (AD) is also an uncommon condition that may be challenging to differentiate from acute appendicitis when