<prompt> Teuton giant cells are seen in:SarcoidosisTuberculosisForeign body granulomaXanthoma  <response>: Touton giant cellsThese giant cells are seen in lesions with high lipid content such as fat necrosis, xanthoma, and xanthogranulomas.They are also found in dermatofibroma.They are formed by the fusion of epithelioid cells macrophages and contain a ring of nuclei surrounded by a foamy cytoplasm. 