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Pathology

Authoring team

Histology:

  • 80% are squamous cell carcinoma
  • 10% are adenocarcinoma
  • 1% are melanoma
  • others include:
    • transitional cell carcinoma
    • olfactory neuroblastoma

Sites:

  • 99% in maxillary and ethmoid sinuses
  • 1% in frontal and sphenoid sinuses

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