label: Low-Grade Appendiceal Mucinous Neoplasm (LAMN) pTis TNM Finding v8
label_lc: low-grade appendiceal mucinous neoplasm (lamn) ptis tnm finding v8
description: "Low-grade appendiceal mucinous neoplasm confined by the muscularis propria. Acellular mucin or mucinous epithelium may invade into the muscularis propria. T1 and T2 are not applicable to LAMN. Acellular mucin or mucinous epithelium that extends into the subserosa or serosa should be classified as T3 or T4a, respectively. (from AJCC 8th Ed.)"