Abstract:

Strabismus is a kind of disease closely related with visual development, anatomy of eye, binocular vision and eye movement. Primary strabismus of adults, especially of the elderly has some distinctive features due to the age characteristic. It manifests as an idiopathic ocular misalignment without decreased vision. It usually develops after age of 60, presenting correlation with increasing age. Studies found that the occurrence and development of the disease was related to the vasculopathy, health status, presbyopia and functional degradation. The treatment of the disease included prism, fusion training and surgery.