Recent advance in retinal changes in patients with Parkinson's disease / 中华神经医学杂志

Visual impairment is one of the most common non-motor symptoms of Parkinson's disease (PD). Retinal changes may be the structural basis of visual impairment. This article reviews the visual impairment and retina morphology of PD patients, functional examination and possible mechanism to provide ideas for the study of mechanism of visual impairment in patients with PD.