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**Location: deep to the intestinal crypts (crypts of Lieberkühn); usually do not involve the mucosa. | **Location: deep to the intestinal crypts (crypts of Lieberkühn); usually do not involve the mucosa. | ||
**Cytoplasm distended with mucin. | **Cytoplasm distended with mucin. | ||
**DNA: crescentic nucleus (similar to in signet | **DNA: crescentic nucleus (similar to in signet ring cells). | ||
***+/- | ***+/-Multi-nucleation. | ||
***+/-High mitotic rate. | ***+/-High mitotic rate. | ||
***Usually minimal nuclear atypia. | ***Usually minimal [[nuclear atypia]]. | ||
DDx: | DDx: |
edits