Difference between revisions of "Sarcoidosis"
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*[[Granulomata]], well-formed, non-necrotizing. | *[[Granulomata]], well-formed, non-necrotizing. | ||
**Negative for microorganisms with special stains ([[PAS-D]], [[GMS]], [[AFB]]). | **Negative for microorganisms with special stains ([[PAS-D]], [[GMS]], [[AFB]]). | ||
** | *Usu. minimal (lymphoid) inflammation; sarcoid granulomas are known as "naked granulomas".<ref name=pmid18948765>{{Cite journal | last1 = Brinster | first1 = NK. | title = Dermatopathology for the surgical pathologist: a pattern-based approach to the diagnosis of inflammatory skin disorders (part II). | journal = Adv Anat Pathol | volume = 15 | issue = 6 | pages = 350-69 | month = Nov | year = 2008 | doi = 10.1097/PAP.0b013e31818b1ac6 | PMID = 18948765 }}</ref> | ||
*In lung: interstitial location. | |||
Image(s): | Image(s): | ||
Revision as of 21:13, 19 September 2011
Sarcoidosis is non-necrotizing granulomatous disease of unknown etiology. It classically associated with (pulmonary) hilar lymphadenopathy. It may be found in almost any organ, e.g. heart, appendix.
General
- Diagnosis of exclusion - infection must be excluded.
- Radiologic differential diagnosis includes carcinomatosis.[1]
Microscopic
Features:
- Granulomata, well-formed, non-necrotizing.
- Usu. minimal (lymphoid) inflammation; sarcoid granulomas are known as "naked granulomas".[2]
- In lung: interstitial location.
Image(s):
See also
References
- ↑ URL: http://www.radiologyassistant.nl/en/46b480a6e4bdc. Accessed on: 23 May 2010.
- ↑ Brinster, NK. (Nov 2008). "Dermatopathology for the surgical pathologist: a pattern-based approach to the diagnosis of inflammatory skin disorders (part II).". Adv Anat Pathol 15 (6): 350-69. doi:10.1097/PAP.0b013e31818b1ac6. PMID 18948765.