inflammatory fibroid polyp


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  • Clinical

    • 3-4% of stomach polyps
    • mostly in antrum

  • Histology

    • spindle cells, onion-skin around vessels
    • inflammation, esp eosinophils
    • myxoid stroma

  • Stains

    • positive: CD34, vimentin
    • negative: CK, CD117

  • Ddx

    		•