Granulomatosis with polyangiitis (GPA) is a systemic autoimmune disease that causes necrotizing vasculitis of small- to medium-sized blood vessels and necrotizing granulomatous inflammation, primarily of the upper and lower respiratory system. A 33-year-old woman presented with a 16-month history of headaches, nasal obstruction, and anosmia.

中文翻译：

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肉芽肿性多血管炎中的脑积气和脑脓肿。

肉芽肿性多血管炎 (GPA) 是一种全身性自身免疫性疾病，可引起中小血管坏死性血管炎和坏死性肉芽肿性炎症，主要发生在上、下呼吸系统。一名 33 岁女性有 16 个月的头痛、鼻塞和嗅觉丧失病史。