Extraocular muscle atrophy of the left eye may be neurogenic, myogenic or wasting, hereditary, and whether it can be cured is related to the type of onset. The main manifestation of ocular muscle atrophy is that the volume of the eye muscle becomes smaller fiber disappears, the eye muscles appear to varying degrees of contraction strength is limited, vision is also decreasing, and even some patients may experience pain. Generally speaking, eye muscle atrophy is mostly due to neurogenic or myogenic, after massage and rest as well as drug treatment, usually atrophy symptoms can be improved. However, there are several hereditary muscular dystrophy diseases that generally cannot be cured, such as oculomotor and oculopharyngeal muscular dystrophies, which can often involve the extraocular muscles leading to eyelid weakness and impaired eye movement. However, because it is a genetic disease, treatment is currently limited. Although the symptoms improve after some treatments, a cure cannot be achieved. It is recommended that patients with extraocular muscular dystrophy seek prompt medical attention to evaluate their condition and follow the doctor’s instructions for treatment.