Well-formed sarcoid granuloma with multinucleated giant cells and a Schaumann body
A Schaumann body consists of a fragmented, irregular, calcified, basophilic refractile structure in the cytoplasm of a multinucleated giant cell.
Reproduced with permission from: Laga AC, Allen TC, Bedrossian C, et al. Noncellular structures. In: Color Atlas and Text of Pulmonary Pathology, 2nd Edition, Cagle PT, Allen TC, Barrios R, et al (Eds), Philadelphia: Lippincott Williams & Wilkins, 2008. Copyright © 2008 Lippincott Williams & Wilkins.
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