pancreas


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  • Negative for malignant cells

    • normal pancreas
      • acinar cell aggregates
        • indistinct borders
      • fibrovascular stroma
      • nuclear features
        • round
        • eccentric
        • fine even chromatin
        • small nucleolus (larger if reactive)
      • abundant cytoplasm
    • normal ductal cells
      • architecture
        • sheets, honeycombing
        • even nuclear spacing
        • well-defined cytoplasmic borders
      • nuclear features
        • round, oval
        • fine even chromatin
        • inconspicuous nucleolus
    • normal duodenum
      • sheets
      • brush border
      • goblet cells (fried eggs)
      • lymphocytes (sesame seeds)
    • normal stomach
      • sheets and strips
      • foveolar cells (mucin)
      • grooved naked nuclei
    • pancreatitis
    • abscess
    • reactive
    • pseudocyst
    • lymphoepithelial cyst

  • Atypical cells present

    • inflammation
    • previous instrumentation

  • Suspicious for malignancy

  • Neoplastic cells present

  • Positive for malignant cells

  • Nondiagnostic specimen

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