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Difference between revisions of "Panniculitis"
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==Erythema nodosum== | ==Erythema nodosum== | ||
*Most common from of panniculitis.<ref name=pmid17375516>{{Cite journal | last1 = Schwartz | first1 = RA. | last2 = Nervi | first2 = SJ. | title = Erythema nodosum: a sign of systemic disease. | journal = Am Fam Physician | volume = 75 | issue = 5 | pages = 695-700 | month = Mar | year = 2007 | doi = | PMID = 17375516 | URL = http://www.aafp.org/afp/2007/0301/p695.html }}</ref> | *Most common from of panniculitis.<ref name=pmid17375516>{{Cite journal | last1 = Schwartz | first1 = RA. | last2 = Nervi | first2 = SJ. | title = Erythema nodosum: a sign of systemic disease. | journal = Am Fam Physician | volume = 75 | issue = 5 | pages = 695-700 | month = Mar | year = 2007 | doi = | PMID = 17375516 | URL = http://www.aafp.org/afp/2007/0301/p695.html }}</ref> | ||
*Classically on the shins - resolves without scarring.<ref name=medscape_en>URL: [http://www.medscape.com/viewarticle/440356_8 http://www.medscape.com/viewarticle/440356_8]. Accessed on: 11 September 2011.</ref> | |||
Causes - mnemonic ''NODOSUM'':<ref name=pmid17375516/> | Causes - mnemonic ''NODOSUM'':<ref name=pmid17375516/> | ||
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===General=== | ===General=== | ||
Features:<ref name=Ref_PBoD8_1199>{{Ref PBoD8|1199}}</ref> | Features:<ref name=Ref_PBoD8_1199>{{Ref PBoD8|1199}}</ref> | ||
* | *Uncommon. | ||
*Etiology: unknown. | *Etiology: unknown. | ||
Clinical:<ref name=Ref_PCPBoD8_609>{{Ref PCPBoD8|609}}</ref> | |||
*Classic location: posterior shins. | |||
*Ulcerates and scars. | |||
===Microscopic=== | ===Microscopic=== | ||
Features:<ref name=Ref_PBoD8_1199>{{Ref PBoD8|1199}}</ref> | Features:<ref name=Ref_PBoD8_1199>{{Ref PBoD8|1199}}</ref> | ||
*Necrotizing granulomatous inflammation. | *Predominantly lobular process with:<ref name=medscape_en>URL: [http://www.medscape.com/viewarticle/440356_8 http://www.medscape.com/viewarticle/440356_8]. Accessed on: 11 September 2011.</ref> | ||
*Necrotizing vasculitis of small/medium sized vessels (early). | **Necrotizing granulomatous inflammation. | ||
**Necrotizing [[vasculitis]] of small/medium sized vessels (early). | |||
DDx: | DDx: | ||
*Infection. | *Infection. | ||
Images: | |||
*[http://img.medscape.com/fullsize/migrated/440/356/doj440356.fig17a.jpg Erythema induratum - low mag. (medscape.com)]. | |||
*[http://img.medscape.com/fullsize/migrated/440/356/doj440356.fig17d.jpg Erythema induratum - high mag. (medscape.com)]. | |||
=See also= | =See also= | ||