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Washington University Experience | MISCELLANEOUS | Rheumatoid Nodule - Pachymeningitis - Odontoid subluxation | 3A4 Rheumatoid nodule (AANP 1978, Case 10) H&E X20 2 copy
3A4-6 Palisading fibroblasts (arrows, 3A4) and cellular inflammatory infiltrates are a characteristic element of rheumatoid nodules, but may be sparse in some cases. (H&E)