Difference between revisions of "Eccrine hidrocystoma"

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===Image===
===Image===
====www====
====www====
*[http://www.dermnet.org.nz/pathology/apocrine-hidrocystoma-path.html Apocrine hidrocystoma (dermnet.org)].
*[https://www.webpathology.com/image.asp?n=92&Case=706 Eccrine hidrocystoma (webpathology.com)].
*[http://www.flickr.com/photos/42574434@N03/9519309216 Apocrine hidrocystoma (flickr.com)].


==Sign out==
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<pre>
Lesion [Cyst], Left Lower Eyelid, Excision:
- Benign cyst in keeping with eccrine hidrocystoma.
</pre>
===Micro===
The sections show hair bearing skin with a cyst lined by a bland, flat, bilayered epithelium.  The predominant lining cell has moderate pale cytoplasm and a small round nucleus. 
The lesion is excised in the plane of section.
===All uppercase===
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<pre>
SKIN LESION, ADJACENT TO RIGHT EYELID, EXCISION:
SKIN LESION, ADJACENT TO RIGHT EYELID, EXCISION:
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===Micro===
====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 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.   



Revision as of 13:41, 1 May 2023

Eccrine hidrocystoma is a benign lesion of the eyelid.

It is occasionally spelled eccrine hydrocystoma.

General

  • Benign.
  • Eyelid lesion.

Clinical DDx:

Microsopic

Features:[1][2]

  • 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

www

Sign out

Lesion [Cyst], Left Lower Eyelid, Excision:
	- Benign cyst in keeping with eccrine hidrocystoma.

Micro

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

The lesion is excised in the plane of section.

All uppercase

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. 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.
  2. Busam, Klaus J. (2009). Dermatopathology: A Volume in the Foundations in Diagnostic Pathology Series (1st ed.). Saunders. pp. 314. ISBN 978-0443066542.