WSI24-104-Case-271

From MGH Learn Pathology
WSI24-104-Case-271
48 year old woman with 3 cm nasal mass which extends to the posterior choana and nasopharyx.
Biphenotypic sinonasal sarcoma.

S100 protein: positive, diffuse SMA: positive, patchy Desmin: positive, focal CD34: negative STAT6: negative Sox 10 negative AE1/3: negative Nuclear b-catenin: positive, focal Pan-TRK: positive, focal

FISH shows pAX3 gene translocation
May 9, 2024 1:53:00 PM






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