• Thumbnail for Hemianopsia
    Hemianopsia, or hemianopia, is a loss of vision or blindness (anopsia) in half the visual field, usually on one side of the vertical midline. The most...
    8 KB (919 words) - 15:49, 1 January 2024
  • Thumbnail for Bitemporal hemianopsia
    Bitemporal hemianopsia is the medical description of a type of partial blindness where vision is missing in the outer half of both the right and left...
    4 KB (363 words) - 10:34, 9 March 2024
  • Thumbnail for Homonymous hemianopsia
    Hemianopsia, or hemianopia, is a visual field loss on the left or right side of the vertical midline. It can affect one eye but usually affects both eyes...
    8 KB (955 words) - 07:21, 16 June 2024
  • Thumbnail for Binasal hemianopsia
    Binasal hemianopsia is the medical description of a type of partial blindness where vision is missing in the inner half of both the right and left visual...
    3 KB (228 words) - 00:00, 2 September 2022
  • Thumbnail for Anopsia
    Types of partial anopsia: Hemianopsia Homonymous hemianopsia Heteronymous hemianopsia Binasal hemianopsia Bitemporal hemianopsia Superior hemianopia Inferior...
    2 KB (63 words) - 00:05, 2 September 2022
  • Thumbnail for Scotoma
    scotomas extend out to the periphery to cause the characteristic bitemporal hemianopsia. This type of visual-field defect tends to be obvious to the person experiencing...
    11 KB (1,408 words) - 05:28, 5 December 2023
  • objects in their periphery where they cannot see. Hemianopsia Binasal hemianopsia Bitemporal hemianopsia Whishaw, I. Q., & Kolb, B. (2015). Fundamentals...
    4 KB (605 words) - 02:41, 2 July 2023
  • Thumbnail for Amsler grid
    ISSN 1549-4713. "Visual Field Loss - Hemianopsia.net Everything you need to know about Hemianopsia". www.hemianopsia.net. "Amsler grid". Smart Optometry...
    9 KB (1,015 words) - 20:51, 4 January 2024
  • bitemporal hemianopsia Paris as seen with binasal hemianopsia Paris as seen with left homonymous hemianopsia Paris as seen with right homonymous hemianopsia Tubular...
    23 KB (2,639 words) - 02:13, 3 June 2024
  • Thumbnail for Posterior cerebral artery
    involved Homonymous hemianopsia (often upper quadrantic): Calcarine cortex or optic radiation nearby. Bilateral homonymous hemianopsia, cortical blindness...
    12 KB (1,216 words) - 14:32, 7 May 2024
  • Thumbnail for Anterior communicating artery
    aneurysm and can cause visual field defects such as bitemporal heteronymous hemianopsia (due to compression of the optic chiasm), psychopathology and frontal...
    6 KB (659 words) - 17:54, 11 February 2024
  • Thumbnail for Craniopharyngioma
    present with bitemporal inferior quadrantanopia leading to bitemporal hemianopsia, as the tumor may compress the optic chiasm. It has a point prevalence...
    24 KB (2,514 words) - 16:41, 16 July 2024
  • Thumbnail for Optic radiation
    of the brain are affected, the result is a contralateral homonymous hemianopsia. The upper division: Projects to the upper bank of the calcarine fissure...
    6 KB (493 words) - 03:10, 3 June 2024
  • Thumbnail for Sella turcica
    pituitary stalk. Compression of the optic chiasm can lead to bitemporal hemianopsia, and, when there is no relevant trauma, this clinical finding is pathognomonic...
    5 KB (559 words) - 15:24, 18 January 2024
  • Thumbnail for Visual pathway lesions
    whole optic tract is homonymous hemianopsia. A lesion in the left optic tract will cause right-sided homonymous hemianopsia, while a lesion in the right...
    24 KB (2,489 words) - 23:13, 12 July 2024
  • Thumbnail for Humphrey visual field analyser
    peripheral sensitivity Hemianopsia Quadrantanopia Scotoma Visual field Homonymous hemianopsia Binasal hemianopsia Bitemporal hemianopsia Visual field test...
    23 KB (2,670 words) - 22:16, 3 December 2023
  • Thumbnail for Brain herniation
    contralateral visual field deficits in both eyes (contralateral homonymous hemianopsia). Another important finding is a false localizing sign, the so-called...
    21 KB (2,274 words) - 12:51, 23 June 2024
  • Thumbnail for Quadrantanopia
    Wayback Machine Visual Fields in Brain Injury - Hemianopsia.net Everything you need to know about Hemianopsia Wood JM, McGwin G, Elgin J, Vaphiades MS, Braswell...
    7 KB (702 words) - 12:25, 15 February 2023
  • rapid growth of the tumor, leading to visual symptoms (e.g. bitemporal hemianopsia) and hyperpigmentation. The severity of the disease is dependent upon...
    12 KB (1,274 words) - 08:44, 25 July 2023
  • Thumbnail for Optic tract
    midline, also known as homonymous hemianopsia. A lesion in the left optic tract will cause right-sided homonymous hemianopsia, while a lesion in the right...
    8 KB (900 words) - 17:06, 3 July 2024
  • Thumbnail for Hemispatial neglect
    function, but not vice versa. Neglect is not to be confused with hemianopsia. Hemianopsia arises from damage to the primary visual pathways cutting off the...
    46 KB (5,854 words) - 06:23, 20 June 2024
  • spatial orientation or dizziness Visual field deficits, such as homonymous hemianopsia or monocular blindness Sensory deficits in one or more limbs and of the...
    45 KB (5,116 words) - 08:23, 21 June 2024
  • Thumbnail for Rathke's pouch
    symptoms, but, if large enough, it may cause vision loss, bitemporal hemianopsia, blurry vision, and dulled color vision. Rathke's pouch may develop benign...
    2 KB (245 words) - 14:35, 16 May 2024
  • Thumbnail for Posterior reversible encephalopathy syndrome
    with PRES may experience coma. The visual changes in PRES may include hemianopsia (inability to see the left or right part of the visual field), blurred...
    20 KB (2,229 words) - 22:27, 16 March 2024
  • Thumbnail for Occipital lobe
    pattern. If one occipital lobe is damaged, the result can be homonymous hemianopsia vision loss from similarly positioned "field cuts" in each eye. Occipital...
    11 KB (1,315 words) - 14:37, 3 April 2024
  • Thumbnail for Intraparenchymal hemorrhage
    contralateral sensory loss, contralateral conjugate gaze paresis, homonymous hemianopsia, aphasia, neglect, or apraxia Thalamus - Contralateral sensory loss,...
    8 KB (858 words) - 12:17, 1 June 2024
  • Thumbnail for Optic nerve
    causes loss of vision laterally in both visual fields or bitemporal hemianopsia (see image to the right). Such damage may occur with large pituitary...
    15 KB (1,891 words) - 23:59, 30 June 2024
  • Thumbnail for Maculopathy
    Nyctalopia Oguchi disease Blindness / Vision loss / Visual impairment Anopsia Hemianopsia binasal bitemporal homonymous Quadrantanopia subjective Asthenopia Hemeralopia...
    2 KB (190 words) - 22:57, 12 January 2024
  • Thumbnail for Middle cerebral artery syndrome
    preference towards the side of the lesion; contralateral homonymous hemianopsia Note: *faciobrachial deficits greater than that of the lower limb Diagnosis...
    5 KB (488 words) - 04:13, 21 February 2023
  • loss of vision on one side of the visual field of both eyes (homonymous hemianopsia) visual agnosias, i.e. inability to recognize familiar objects, colors...
    8 KB (907 words) - 18:43, 12 August 2023