Article
Histopathologic and molecular evidence of malignant potential in morules associated with gastrointestinal neoplasia.
Virchows Archiv : an international journal of pathology - 1 Apr 2026
Agostini-Vulaj Diana, Oltavi Zoltan N, Liao Xiaoyan
Abstract excerpt
Gastrointestinal (GI) adenomas with distinct solid cell clusters showing squamous or neuroendocrine differentiation are interchangeably termed as "squamoid morule (SM)" or "microcarcinoid (MC)." Though considered benign, their biogenesis and malignant potential remain contentious. We reviewed 39 cases of GI neoplasms with morules to characterize their histomorphology, immunoprofile, and molecular features. The...
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