intestinal type adenocarcinoma


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  • Clinical

    • associated with woodworking

  • Histology

    • epithelium with elongated cells
    • papillary (18%)
      • papillary predominance
      • occasional tubular glands
      • low grade cytology
    • colonic (40%)
      • tubulo-glandular predominance
      • moderate grade cytology
    • solid
      • solid and trabecular
      • isolated tubule formation
      • high grade cytology
    • mucinous
      • abundant mucin pools
    • mixed

  • Stains

    • epithelial markers+
      • panCK+
    • CK20+ (73%) CK7+/- (43-93%)
    • CDX2+
    • scattered/groups of chromogranin+ cells
    		•