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Washington University Experience | MISCELLANEOUS | Idiopathic Hypertrophic Pachymeningitis (IgG4 Disease) | 7B5 IgG4 disease (Case 7) H&E 40X 2
Hyalinized and inflamed vasculature, epithelioid histiocytes, and multinucleated giant cells. Storiform fibrosis is not a feature. (H&E)
