Adolescent PR3-ANCA-positive hypertrophic pachymeningitis: A case report and review of the literature

AbstractRationale:Hypertrophic pachymeningitis (HP) is an uncommon, life-threatening disease that is seen in elderly patients with antineutrophil cytoplasmic antibody (ANCA) positivity. Proteinase-3 (PR3)-ANCA-positive HP has not been reported in adolescents. Here, we report the first case of adoles