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Difference between revisions of "Dermal cysts"
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*[http://www.flickr.com/photos/40764007@N08/3881846034/in/photostream/ Trichilemmal cyst (flickr.com)]. | *[http://www.flickr.com/photos/40764007@N08/3881846034/in/photostream/ Trichilemmal cyst (flickr.com)]. | ||
===Sign out=== | ===Sign out=== | ||
<pre> | |||
SCALP (CYST), EXCISION: | |||
- TRICHILEMMAL CYST (PILAR CYST). | |||
</pre> | |||
<pre> | <pre> | ||
SKIN CYST, LEFT FLANK, EXCISION: | SKIN CYST, LEFT FLANK, EXCISION: | ||
- TRICHILEMMAL CYST (PILAR CYST). | - TRICHILEMMAL CYST (PILAR CYST). | ||
</pre> | </pre> | ||
====Micro==== | ====Micro==== | ||
The sections show a cyst that is lined by squamous epithelium without a granular layer. Focally, keratohyaline granules are seen in the cyst lining cells. The innermost cyst lining cells are large and have abundant eosinophilic cytoplasm. The cyst contains keratin. | The sections show a cyst that is lined by squamous epithelium without a granular layer. Focally, keratohyaline granules are seen in the cyst lining cells. The innermost cyst lining cells are large and have abundant eosinophilic cytoplasm. The cyst contains keratin. | ||