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* <spoiler text="How does this lesion differ from the lesions seen in sarcoid?">These are caseating granulomas with a central region of caseation necrosis and macrophages and lymphocytes around the periphery. Multinucleated, primarily Langhans’ type, giant cells are present within these nodules.</spoiler>
* <spoiler text="What are epithelioid cells?">Epitheliod cells are tissue macrophages that have an epithelium-like appearance.</spoiler>
== Additional Resources ==
=== Reference ===
=== Journal Articles ===
=== Images ===
=== Related IPLab Cases ===
{{IPLab 3}}
[[Category: IPLab:Lab 3]]