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gallbladder epithelial dysplasia

Wednesday 6 December 2017, by admin



- Granular mucosal patches or no gross findings


- Involves flat mucosa, papillae, Rokitansky-Aschoff sinuses, metaplastic pyloric glands
- Abrupt transition from normal mucosa
- May resemble carcinoma but no desmoplasia
- Often goblet cells
- Low grade: crowding and hyperchromatic and elongated nuclei
- High grade: low grade features plus stratification; includes carcinoma in situ

See also

- anomalies of the gallbladder