48,868
edits
Difference between revisions of "Keratoacanthoma"
Jump to navigation
Jump to search
→Microscopic: +SO
(→Gross) |
(→Microscopic: +SO) |
||
| Line 41: | Line 41: | ||
Image:Keratoacanthoma (3), H&E.jpg | Keratoacanthoma. (WC/euthman) | Image:Keratoacanthoma (3), H&E.jpg | Keratoacanthoma. (WC/euthman) | ||
</gallery> | </gallery> | ||
==Sign out== | |||
<pre> | |||
LESION, LEFT SIDE OF NOSE, EXCISION: | |||
- KERATOACANTHOMA. | |||
- SOLAR ELASTOSIS. | |||
</pre> | |||
===Micro=== | |||
The sections show hair-bearing skin with a dome-shaped lesion that consists of a cup-shaped epidermal rim, and a large plug of keratin. The lesion is surrounded by a mild patchy lymphoplasmacytic infiltrate. No mitotic activity is apparent. The keratinocytes have minimal atypia and mature to the surface. A granular layer is present. The lesion is completely excised in the plane of section. | |||
There is no hypergrlanulosis. No koilocytes are seen. Solar elastosis is present. | |||
==See also== | ==See also== | ||