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Difference between revisions of "Stasis dermatitis"
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'''Stasis dermatitis''' is a relatively common skin pathology in elderly individuals. | '''Stasis dermatitis''' is a relatively common skin pathology in elderly individuals. | ||
==General== | |||
*Due to venous stasis.<ref name=pmid19925928>{{cite journal |author=Weaver J, Billings SD |title=Initial presentation of stasis dermatitis mimicking solitary lesions: a previously unrecognized clinical scenario |journal=J. Am. Acad. Dermatol. |volume=61 |issue=6 |pages=1028–32 |year=2009 |month=December |pmid=19925928 |doi=10.1016/j.jaad.2009.04.025 |url=}}</ref> | |||
==Gross== | |||
Features:<ref name=pmid19925928/> | |||
*Location: lower legs - '''important'''. | |||
*Lightly brown papules and plaques. | |||
*Pitting edema. | |||
DDx: | |||
*[[Inflammatory skin]]. | |||
**[[Psoriasiform dermatitis]].<ref>{{cite journal |author=Alsaad KO, Ghazarian D |title=My approach to superficial inflammatory dermatoses |journal=J. Clin. Pathol. |volume=58 |issue=12 |pages=1233–41 |year=2005 |month=December |pmid=16311340 |pmc=1770784 |doi=10.1136/jcp.2005.027151 |url=}}</ref> | |||
==Microscopic== | ==Microscopic== | ||
Features: | Features: | ||
*Pale superficial dermis. | *Pale superficial dermis. | ||
* | *Flattened rete ridges. | ||
**Irregular small. | |||
*No basal atypia. | *No basal atypia. | ||
*Siderophages.<ref>URL: [http://tpis.upmc.com/tpislibrary/SS/S00001/ES00001.html http://tpis.upmc.com/tpislibrary/SS/S00001/ES00001.html]. Accessed on: 9 June 2014.</ref> | |||
==Sign out== | |||
<pre> | |||
SKIN LESION, RIGHT ANTERIOR TIBIA, PUNCH BIOPSY: | |||
- SKIN WITH HYPERKERATOSIS, HYPERGRANULOSIS, MILD ACANTHOSIS WITH SAWTOOTH | |||
RETE RIDGES AND A PALE CONGESTED APPEARING SUPERFICIAL DERMIS. | |||
- NEGATIVE FOR DYSPLASIA. | |||
- NEGATIVE FOR MALIGNANCY. | |||
COMMENT: | |||
The clinical findings are noted. Followup is suggested. The findings are compatible | |||
with stasis dermatitis. | |||
</pre> | |||
===Micro=== | |||
The sections show skin with hyperkeratosis, parakeratosis and mild acanthosis. | |||
The superficial dermis appears pale and congested. Solar elastosis is present. | |||
There is no significant inflammation. No basal atypia is apparent. Mitotic activity is not | |||
readily identified. No parakeratosis is apparent. | |||
==See also== | ==See also== | ||