Nov 29, 2020 · Visual field defects. At the optic chiasm, fibres from the nasal half of the retina, corresponding to the temporal visual field, decussate. Lesions compressing the chiasm, such …

Some common types of visual field defects and their more common differentials are outlined below. Results must be interpreted critically (reliability and repeatability) and in conjunction …

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 deficits resulting from damage at different points along the primary visual pathway. The diagram on the left illustrates the basic organization of the primary visual pathway and …

May 19, 2020 · This printable cheat sheet breaks down each stage of the visual pathway with diagrams, definitions, and space for your own notes. It's perfect for refreshing your memory on …

Feb 5, 2024 · Visual field defects can arise from multiple different pathologies throughout the visual pathway, and the type of defect can provide important links about the underlying pathology.

May 17, 2024 · Learn the steps of the visual pathway of the eye from the retina to the brain, and the visual field defects that can result from lesions along the pathway

Jun 27, 2017 · Before the Optic chiasm – The visual field loss is seen on the same (ipsilateral) side as the lesion. Fig 1 – lesion of right optic nerve gives a Right Monocular loss – Can be …

We evaluated the following: best-corrected visual acuity, visual field mean deviation (MD), the amplitude (A) of Pattern Electroretinogram (PERG), the implicit time (IT) and A of Visual...

* 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.: …