Granulomatous mastitis associated with granulomatous panniculitis syndrome: Is this a variant of sarcoidosis or new condition?

(D') Magnification of D shows granuloma with multi-nucleated giant cells; (E) The left breast biopsies demonstrate inflammatory cell infiltration with multi-nucleated giant cells (HE staining). Granulomatous mastitis (GM) is a rare, benign, chronic inflammatory breast disease which could be successfully treated with immunosuppressive agents. [Extracted from the article]