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When patients complain of blurred vision, it is first necessary to define exactly what they mean. It is also important to find the time frame and the extent to which the visual fields are affected.

Patients can be very inexact in their terminology so blurred vision must be differentiated from gradual loss of vision and visual field defects. Cranial nerve lesions cause diplopia rather than blurred vision which is important what doctor must remember.

What is blurred vision?

There are many types of eye problems and visual disturbances that include blurred vision, halos, blind spots, floaters, and other symptoms. Blurred vision is the loss of sharpness of vision and the inability to see small details and blind spots called scotomas, which are dark holes in the visual field in which nothing can be seen. You must know that changes in vision, blurriness, blind spots, halos around lights, or dimness of vision should always be evaluated by a medical professional. Such changes may represent an eye disease, aging, eye injury, or a condition like diabetes that affects many organs in the body. Whatever the cause is, vision changes should never be ignored because they can get worse and significantly impact the quality of life, so professional help is always necessary.

As you determine which professional to see, you should know that opticians dispense glasses and do not diagnose eye problems. Optometrists perform eye exams and may diagnose eye problems, so they prescribe glasses and contact lenses while in some states they prescribe eye drops to treat diseases. Ophthalmologists are physicians who diagnose and treat diseases that affect the eyes, so these doctors may also provide routine vision care services, such as prescribing glasses and contact lenses. Sometimes an eye problem is part of a general health problem, when your primary care provider should also be involved.

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