Inclusion body myositis (IBM) is an inflammatory myopathy causing proximal and distal muscle weakness. IBM’s cause remains ...

Clinically, exacerbation manifestations may include worsening ptosis, ophthalmoparesis, bulbar dysfunction, proximal limb weakness, and in severe cases, respiratory distress, which can lead to ...

In family CSM1, two out of three siblings developed proximal muscle weakness and wasting while in their twenties or thirties. Weakness slowly progressed to involve all extremities and eventually ...