File:Epithelioid sarcoma - low mag.jpg

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Summary

Description
English: Low magnification micrograph of an epithelioid sarcoma, proximal subtype. H&E stain.

This is an extremely rare tumour. It typically occurs in the extremities of young adults.[1]

Histomorphologically, these tumours can mimic carcinomas, melanomas and epithelioid angiosarcomas. They typically stain for keratins.

This tumour does not stain with an immunostain directed against SMARCB1 (INI1, BAF47).

  • Low mag.
    Low mag.
  • Intermed. mag.
    Intermed. mag.
  • High mag.
    High mag.
  • Very high mag.
    Very high mag.
  • Very high mag. (cropped)
    Very high mag. (cropped)
  • Very high mag.
    Very high mag.
  • Intermed. mag. (SMARCB1)
    Intermed. mag. (SMARCB1)
  • High mag. (SMARCB1)
    High mag. (SMARCB1)

References

  1. ↑ (Aug 1999). "Epithelioid sarcoma: an immunohistochemical analysis of 112 classical and variant cases and a discussion of the differential diagnosis.". Hum Pathol 30 (8): 934-42.
Source Own work
Author Nephron

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current01:44, 5 August 2011Thumbnail for version as of 01:44, 5 August 20114,272 × 2,848 (6.06 MB)Nephron{{Information |Description ={{en|1=Low magnification micrograph of an '''epithelioid sarcoma, proximal subtype'''. H&E stain. This is an extremely rare tumour. It typically occurs in the extr

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