N Concordance 1 population consisted of fibroblasts and histiocytes with no atypias or mitoses, 2 of "true" MH characterized by authentic histiocytes have been reported, presenti 3 rovided care is taken to exclude benign histiocytes and inflammatory cells from 4 Osteopontin is strongly expressed by histiocytes in granulomas of diverse eti 5 asia had increased follicular dendritic histiocytes forming a tight syncytial ne 6 cult to differentiate since epithelioid histiocytes and prominent reactive folli 7 thematous plaque, atypical large, foamy histiocytes infiltrated the dermis and p 8 mily, macrophages, multinucleated giant histiocytes, T lymphocytes, and eosinoph 9 n close association with hemophagocytic histiocytes. Involvement was mildly note 10 d by the proliferation of indeterminate histiocytes which morphologically and im 11 copic examination revealed a cluster of histiocytes, mesothelial cells and fibri 12 showed necrosis, with proliferation of histiocytes and immunoblasts, paucity of 13 ke cells and large round or polymorphic histiocyte-like cells and usually showed 14 k Ich1-L expression, located in sinusal histiocytes and thymic epithelial cells.