Difference between revisions of "Eczematous dermatitis"
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==Microscopic== | ==Microscopic== | ||
Features: | Features: | ||
*[[Spongiotic dermatitis]]. | *[[Spongiotic dermatitis]]: | ||
**Intracellular edema in the epidermis (spongiosis). | |||
Chronicity: | ***Cell borders and squamous bridges visible. | ||
*Acute: epidermal intracellular edema ([[spongiosis]]) +/-intraepidermal vesicles. | **Chronicity: | ||
*Subacute: spongiosis and [[parakeratosis]]. | ***Acute: epidermal intracellular edema ([[spongiosis]]) +/-intraepidermal vesicles. | ||
*Chronic: psoriasiform epidermal hyperplasia - see [[lichen simplex chronicus]]. | ***Subacute: spongiosis and [[parakeratosis]]. | ||
***Chronic: psoriasiform epidermal hyperplasia - see [[lichen simplex chronicus]]. | |||
==See also== | ==See also== | ||
Revision as of 21:12, 9 December 2013
Eczematous dermatitis is an inflammatory skin thingy.
General
Histological findings are nonspecific - the DDx:[1]
- Spongiotic drug reaction.
- Mycosis fungoides.
- Tinea.
- Viral exanthems.
Microscopic
Features:
- Spongiotic dermatitis:
- Intracellular edema in the epidermis (spongiosis).
- Cell borders and squamous bridges visible.
- Chronicity:
- Acute: epidermal intracellular edema (spongiosis) +/-intraepidermal vesicles.
- Subacute: spongiosis and parakeratosis.
- Chronic: psoriasiform epidermal hyperplasia - see lichen simplex chronicus.
- Intracellular edema in the epidermis (spongiosis).
See also
References
- ↑ Busam, Klaus J. (2009). Dermatopathology: A Volume in the Foundations in Diagnostic Pathology Series (1st ed.). Saunders. pp. 13. ISBN 978-0443066542.