TTN and autoimmune hepatitis: The co-existence of myasthenia gravis and autoimmune hepatitis is rare (Han et al., 2000; Mao et al., 2011), and in a cohort of patients with myasthenia gravis anti-titin antibodies seem to be relevant to autoimmunity (Szczudlik et al., 2014) in consideration of these data and the number of patients who may not be symptomatic.