hemianopia


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  • noun

Synonyms for hemianopia

blindness in one half of the visual field of one or both eyes

References in periodicals archive ?
Professor David Mendelow, a neurosurgeon at Newcastle General Hospital and professor of neurosurgery at Newcastle University, said: "Hemianopia is often not recognised and is probably much more common than realised.
Hemianopia is a condition in which one half of the visual field in both eyes is blinded, usually the result of a stroke or head injury.
Treating hemianopia using prisms to create peripheral diplopia.
Physical examination revealed right homonymous hemianopia, without other neurological positive signs.
(1) Patients with traumatic brain injury, brain tumours, subcortical arteriosclerotic encephalopathy, neurodegenerative disease, or gross neurological defects (pronounced pain reported by the patient, left homonymous hemianopia revealed by clinical examination, and hemispatial visual neglect) were excluded to ensure symptoms did not interfere with task performance.
This study aimed to determine whether it is possible to predict driving safety of individuals with homonymous hemianopia or quadrantanopia based upon a clinical review of neuroimages that are routinely available in clinical practice.
Hospital Course: Day 1 Time Clinical Finding(s) 10:00 Last time "known well" per patient's family 13:19 Patient arrived at the emergency room 13:55 Patient evaluated by the emergency room physician and found to have an NIHSS of 12 because of left hemiparesis, dysarthria, complete hemianopia, partial facial paralysis, and mild loss of sensation to left side.
Cranial nerve examination revealed right hemianopia. Rest of the neurologic examination was normal.
R., a 15-year-old right-handed boy who had an uneventful family and personal history, was diagnosed with right homonymous hemianopia at age 7.
Retrochiasmal optic tract pathology results in contralateral homonymous hemianopia. Hemianopia due to the lesion in anterior optic tract is characteristically non congruous, while that due to pathology in posterior optic radiations and occipital cortex are highly congruous1.
Damage to the afferent visual pathway, from the retina to visual centers in the brain, can result in severe blindness, loss of central and/or peripheral visual fields, various types of hemianopia or homonymous field defects, and loss or changes in visual acuity (Cockerham et al., 2009).
A new computerbased technique, developed at Durham University, could help the 4,000 people each year who suffer from hemianopia, in which patients lose half their visual field.
Typically, we associate strokes with limb paralysis and impaired speech, but 20% of those who suffer from a stroke will end up with a visual defect called Hemianopia, a partial blindness caused by damage to part of the brain called the primary visual cortex.
According to clinical notes, two subjects (4 and 6) had visual field defects as a result of their stroke: subject 4 had a left inferior quadrantanopsia and subject 6 a left homonymous hemianopia. Perimetry was unfortunately not performed on any subject in this study.
Residual left hemiparesis and hemianopia, resulting from her previous cerebrovascular accidents, were present.