Table 1.

Diagnostic criteria for facioscapulohumeral dystrophy

Adapted from reference 12.
Autosomal dominant mode of inheritance
Weakness of facial musculature, including frontalis, orbicularis oculi, or orbicularis oris
Weakness of scapular fixation or foot dorsiflexion
Ptosis or ophthalmoparesis
Prominent elbow contractures
Strictly unilateral weakness
Skin rash of dermatomyositis
Distal symmetric sensory loss
Muscle biopsy finding of mitochondrial myopathy, chronic denervation, dermatomyositis, inclusion body myositis, or congenital myopathy
EMG findings of myotonia, fasiculations, or neurogenic motor potentials