Case report: Efgartigimod combined with intravenous methylprednisolone in a case of co-occurrence of unexplained myasthenia gravis, inflammatory myopathy, and fulminant myocarditis
The co-occurrence of myasthenia gravis (MG), inflammatory myopathy (IM), and fulminant myocarditis (FM) has rarely been reported. The few previous articles were mostly case reports or small sample data analysis, and the etiology was mostly attributed t…