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Prisms are frequently utilized in vision rehabilitation for a variety of ocular conditions, including diplopia, visual field loss and neglect. Diplopia is a common occurrence after acquired brain injury and in persons with diabetes as a result of cranial nerve palsies and causes extreme discomfort as well as adversely affecting visual function. Utilizing a prism instead of a patch is preferable, especially in a rehab setting where patching will adversely affect mobility/function. Visual field loss occurs in ocular disease such as glaucoma and retinitis pigmentosa as well as in acquired brain injury. Prism can be utilized to improve mobility. This course is designed for the allied health professional to gain a better understanding as to how a prism works and how it can be utilized in vision rehabilitation.Learning Objectives:1.Describe the optics of a prism. 2.Describe how a prism can be utilized to treat diplopia.3.Describe how a prism can be utilized to improve mobility in persons with visual field loss/neglect4. List the most common systemic and ocular diseases that cause diplopia. |
