重症肌无力（Myasthenia Gravis，MG）是一种神经内科的自身免疫性疾病，常合并其他自身免疫性疾 病，导致临床表现复杂多样，共病还会影响患者的治疗和预后，此类患者的共病现象需要得到重视。本文主 要探讨了MG合并其他自身免疫性疾病的研究进展，以期提高读者对MG共病现象的重视，更好地了解此类 疾病的发病特点，提高临床对共病的诊治水平，改善疾病预后。

Myasthenia gravis (MG) is an autoimmune neurological disease that is often accompanied by other autoimmune diseases, leading to complex and diverse clinical manifestations. The presence of comorbidities can affect the treatment and prognosis of patients, necessitating attention to these phenomena. This article mainly discuss research progress on MG complicated with other autoimmune diseases, aiming to increase readers' awareness of MG comorbidities, enhance understanding of the characteristics of these conditions, improve clinical diagnosis and treatment of these comorbidities, and ultimately improve patient prognosis.