中线肉芽肿综合征(midline granuloma syn-drome,简称 MGS)是近年来提出的新概念,是一些在病理学方面相关的疾病和症候群的总称。它多发生在面中部,并以上呼吸道炎症、坏死,肉茅肿为主要特征。多年来,对 MGS 沿用的名称繁杂,其诊断和分类亦意见不一。本文是在文献复习的基础上,对 MGS 的分类、诊断、鉴别诊断、治疗原则和可能病因作一扼要综述。 Midline granuloma syndrome (midline granuloma syn-drome, referred to as MGS) is a new concept proposed in recent years, is some of the pathology-related diseases and syndromes in general. It occurs more in the middle of the face, and the upper respiratory tract inflammation, necrosis, and carotid swollen as the main feature. Over the years, the names used in MGS complicated, its diagnosis and classification also disagree. This article is a review of the literature on the basis of the classification of MGS, diagnosis, differential diagnosis, treatment principles and possible causes for a brief review.