radiation colitis


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  • Clinical

    • hx of cervical, prostate cancer s/p radiation
    • location: rectum

  • Histology

    • acute
      • apoptosis
      • regenerative atypia
      • eosinophils
    • chronic
      • telangiectasia
      • hyalinized lamina propria
      • radiation change: fibroblasts, atypical endothelial cells
      • crypt distortion

  • Ddx

    		•