Sarcoidosis
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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.
- Negative for microorganisms with special stains (PAS-D, GMS, AFB).
- Granulomata - interstitial location.
Image(s):
See also
References
- ↑ URL: http://www.radiologyassistant.nl/en/46b480a6e4bdc. Accessed on: 23 May 2010.