Monthly Archives: September, 2014

Lung Nodule , 15 years old boy

 

 

 

 

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Case of metastatic Osteosarcoma to the lung

  • cellular smear composed of plasmacytoid cells
  • pleomorphism
  • osteoid matrix strands
  • mitosis

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Another Chromophobe RCC :-)  

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Things to note :

  • well defined cell border
  • fluffy , moth-eaten cytoplasm
  • accentuation at the periphery
  • dark irregular nuclear membranes ( rasinoid)
  • inconspicuous nucleoli

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