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Washington University Experience | MISCELLANEOUS | Idiopathic Hypertrophic Pachymeningitis (IgG4 Disease) | 4A6 IgG4-Related Hypertrophic Pachymeningitis (AANP 2012 Case 8) H&E 18

The inflammatory infiltrate in this case was heterogenous consisting of lymphocytes, plasma cells germinal center elements and eosinophils (4A8). (AANP Diagnostic Slide Session 2012, Case 8)

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