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.

Aug 17, 2025 · The visual field encompasses everything one can see without moving their eyes, including areas above, below, and to either side of the central point of focus. These defects …

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 …

Visual field loss may occur due to many disease or disorders of the eye, optic nerve, or brain. For the eye, e.g., Glaucoma causes peripheral field defects. Macular degeneration and other …

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 …

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.

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 …

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. …

May 9, 2025 · Homonymous Visual Field Defects (HVFDs): These involve vision loss in the same half (left or right) of the visual field in both eyes. They are typically caused by lesions after the …

Nov 29, 2020 · Understanding the anatomy of the optic nerve and visual pathways is key to appreciating how various focal lesions of the brain cause characteristic visual field defects.