1D1 Idiopathic Hypertrophic Pachymeningitis (hyper-IgG4, Case 1) dura CD20 1 | Idiopathic Hypertrophic Pachymeningitis (IgG4 Disease) | MISCELLANEOUS

Washington University Experience | MISCELLANEOUS | Idiopathic Hypertrophic Pachymeningitis (IgG4 Disease) | 1D1 Idiopathic Hypertrophic Pachymeningitis (hyper-IgG4, Case 1) dura CD20 1

1D1,2 Section adjacent to 1B1 stained for the T-cell marker CD20 at low (1D1) and higher magnification (1D2) (CD20 IHC)