REAH


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  • Synonyms

    • respiratory epithelial adenomatoid hamartoma
    • glandular hamartoma
    • seromucinous hamartoma

  • Clinical

    • age 30+, mean 60s
    • male > female
    • location
      • posterior septum (most common)
      • some may be bilateral
      • other nasal cavity site
      • nasopharynx
      • sinus (frontal, ethmoid)
    • often in setting of inflammatory polyp

  • Histology

    • glands
      • multilayered
      • respiratory epithelium
      • mucocytes
      • mucus
      • basement membrane
    • stroma
      • hyalinization
      • edema
      • fibrous
      • mixed inflammation
    		•