Difference between revisions of "DZI19-42-Case-3"

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* MYB IHC can be useful but is not 100% specific
 
* MYB IHC can be useful but is not 100% specific
 
|reasonCode=64 year old man with blurry vision, diplopia, and a mass involving the right ethmoid sinus
 
|reasonCode=64 year old man with blurry vision, diplopia, and a mass involving the right ethmoid sinus
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|subject=MGH
|performer=Mml55
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|performer=MML55
 
|authoredOn=June 17, 2019 09:10:42 PM
 
|authoredOn=June 17, 2019 09:10:42 PM
 
|requester=Mml55
 
|requester=Mml55
 
|sequence=3
 
|sequence=3
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|access=public
 
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Revision as of 15:11, June 21, 2022

DZI19-42-Case-3
64 year old man with blurry vision, diplopia, and a mass involving the right ethmoid sinus
Adenoid cystic carcinoma
  • Malignant salivary gland tumor with myoepithelial and ductal differentiation.
  • Primarily affects adults
  • Histological patterns: tubular, cribriform, solid
  • Hyalinized/myxoid/mucoid filled spaces
  • Perineural invasion is almost universal (pain, facial palsy...)
  • Characteristic molecular: t(6;9) MYB-NFIB
  • MYB IHC can be useful but is not 100% specific
June 24, 2019