Difference between revisions of "Eccrine hidrocystoma"

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'''Eccrine hidrocystoma''' is a benign lesion of the [[eye]]lid.
'''Eccrine hidrocystoma''' is a benign lesion of the [[eye]]lid.


It is occasionally spelled ''eccrine hydrocystoma''.<ref name=pmid10065300/>
It is occasionally spelled ''eccrine hydrocystoma''.
==General==
==General==
*Benign.
*Benign.

Revision as of 15:50, 8 June 2018

Eccrine hidrocystoma is a benign lesion of the eyelid.

It is occasionally spelled eccrine hydrocystoma.

General

  • Benign.
  • Eyelid lesion.

Clinical DDx:[1]

Microsopic

Features:[2][3]

  • Cyst lined by a bland bilayer.
    • Inner lining cells have:
      • Small, round nuclei - usu. basal.
      • Moderate pale/greyish cytoplasm.
      • No apocrine snouts - flat surface.
    • Outer lining cells - spindled.
      • May be difficult to see.

DDx:

  • Apocrine hidrocystoma - have apocrine snouts; surface is not flat.
  • Cystadenoma - has epithelial proliferation.

Image

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SKIN LESION, ADJACENT TO RIGHT EYELID, EXCISION:
- ECCRINE HIDROCYSTOMA.

Micro

The sections show hair bearing skin with a cyst lined by a bland bilayered epithelium. The predominant lining cell has moderate pale grey cytoplasm and a small round nucleus.

The lesion is excised in the plane of section.

See also

References

  1. Cite error: Invalid <ref> tag; no text was provided for refs named pmid10065300
  2. Singh, AD.; McCloskey, L.; Parsons, MA.; Slater, DN. (Jan 2005). "Eccrine hidrocystoma of the eyelid.". Eye (Lond) 19 (1): 77-9. doi:10.1038/sj.eye.6701404. PMID 15205675.
  3. Busam, Klaus J. (2009). Dermatopathology: A Volume in the Foundations in Diagnostic Pathology Series (1st ed.). Saunders. pp. 314. ISBN 978-0443066542.