Sandbox:DDx HEENT: Difference between revisions

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* RET proto-oncogene activation
* RET proto-oncogene activation
* BRAF oncogene activation
* BRAF oncogene activation
* NTRK1

Revision as of 15:51, 1 November 2015

  • 30-50 yo Caucasian women
  • Ionizing radiation exposure
  • Positive family history
  • Asymptomatic painless neck nodule


  • Elevated thyroglobulin level
  • HBME-1 stain +ve
  • ATP5E stain +ve
  • Orphan Annie eye nuclear inclusions
  • Psammoma bodies
  • Unencapsulated
  • Lymphatic spread
  • Multifocal


  • Solitary mass with irregular borders and increased vascularity on U/S
  • Located at the subcapsular region
  • Small punctate regions of echogenicity due to calcification
  • Lymph node metastases present
  • RET proto-oncogene activation
  • BRAF oncogene activation
  • NTRK1