Epidemiology

• Only 50 reported cases

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Physiology

• Benign lung neoplasm

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Pathology

• Lamellae of homogeneous hyaline material
• Interspersed plasma cells and giant cells

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Clinical

• Lung Nodule (see [[Lung Nodule or Mass]])
  • Diagnosis
    • CXR/Chest CT: solitary nodule
      • Usually 2-4 cm, but may be large
      • May be multiple (simulating metastases) in some cases

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References

• xxx