Feb 15, 2025 · Visual field loss, in addition to other ophthalmic clinical information, plays a critical role in diagnosing and managing a range of diseases in the visual pathway.

Before we dive into VF defects associated with optic nerve dz... It can be challenging to distinguish between subtle retinal dz (specifically, a maculopathy) and optic nerve dz.

Aug 5, 2024 · The visual field is the total area in which objects can be seen in peripheral (side) vision while the eyes are focused on a central point. Visual field defects can significantly affect …

Dec 22, 2024 · A visual field defect is a loss of part of the usual field of vision, so it does not include severe visual impairment of either one eye or both. The lesion may be anywhere along …

Visual field defect, a blind spot (scotoma) or blind area within the normal field of one or both eyes. In most cases the blind spots or areas are persistent, but in some instances they may be …

Nov 29, 2020 · When discussing vision, it is important to understand the visual field and how it differs from the image presented to the retina. The visual field is the entire area that can be …

The nerves that carry visual signals follow a complex pathway from the back of the eye to the brain’s visual processing center, called the occipital lobe. When any part of this pathway is …

Often a patient will be aware of an abnormal visual field, especially if the change is sudden. In some cases, however, the change is gradual, and it can be difficult to notice the loss of vision. …

* Migraine can cause various transient visual field defects, although it most commonly causes a transient homonymous hemianopia. Adapted from Gervasio KA, Peck TJ, Fathy CA, et al.: …

Visual field defects are larger or more noticeable problems that can shrink your overall view, like tunnel vision. These defects can affect one or both eyes and often point to conditions like …