Pathology Trivia Question Bank 
 

Surgical Pathology
 
Author: shadia  
Submit Date: 1/18/2008  
Question: What is the term for a granular cell tumor arising in the gingiva of newborns and how is it immunohistochemically different from its adult counterpart?  
Answer: Congenital epulis or Neumann's tumor-- it stains NEGATIVE for S-100 (unlike adult granular cell tumors that are S-100 positive).  
     
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