Sandbox:DDx HEENT: Difference between revisions

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* Hypoattenuating regions of central necrosis
* Hypoattenuating regions of central necrosis
* Irregular enhancing solid component
* Irregular enhancing solid component
* Smoothly marginated or lobulated homogeneous small spherical mass on CT
* Calcification




* Tubular, cribriform, and solid growth pattern  
* Tubular, cribriform, and solid growth pattern  
* Uniform serous cells with basophilic granular cytoplasm
* Uniform serous cells with pleomorphic nuclei and  basophilic granular cytoplasms
* Increased mitotic activity and foci of necrosis
* Lymphoid stroma
* Lymphoid stroma
* Psammoma bodies
 
* c-KIT mutation

Revision as of 14:03, 2 November 2015

  • Bimodal age distribution


  • Bilateral and multicentric
  • Nonspecific appearance on CT
  • Hypoattenuating regions of central necrosis
  • Irregular enhancing solid component


  • Tubular, cribriform, and solid growth pattern
  • Uniform serous cells with pleomorphic nuclei and basophilic granular cytoplasms
  • Increased mitotic activity and foci of necrosis
  • Lymphoid stroma
  • c-KIT mutation