cortical blindness


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cor·ti·cal blind·ness

loss of sight due to an organic lesion in the visual cortex.

cortical blindness

n.
Loss of sight due to an organic lesion in the visual cortex.

cor·ti·cal blind·ness

(kōr'ti-kăl blīnd'nĕs)
Loss of sight due to an organic lesion in the visual cortex.
References in periodicals archive ?
Imagery tasks in patients with cortical blindness provide strong evidence that primary visual cortices are not essential for the mediation of visual images recalled from memory (Chatterjee & Southwood, 1995).
In rare cases, patients can experience severe back pain, paresthesia, leg numbness, cortical blindness, and spinal cord infarction
Rarely, patients have severe back pain, paresthesia, leg numbness, cortical blindness, and spinal cord infarction.
After 3 days, the infant was extubated successfully but appeared to have multiple neurologic deficits, including absence seizures and possibly cortical blindness. Continuous electroencephalogram monitoring, performed during the initial hospitalization, revealed multiple epileptogenic foci.
Courtney Helen Kovak, 7, is an undiagnosed little girl with a seizure disorder, cortical blindness and is physically and mentally delayed.
A further, particularly revealing instance of mindsight, as neuropsychiatrists know the phenomenon, is found in the so-called Anton's syndrome, that is, the denial of one's own cortical blindness. Although completely blind, these patients continue to have the phenomenal experience of vision (and, with admirable consequence, they also neglect the fact that they continuously bump into objects!).
Rates of cerebral palsy, mental retardation, and cortical blindness were also significantly lower in the carefully watched group.
She has up to 150 epileptic fits a day, plus severe kidney and stomach problems and also suffers from cortical blindness - which means that messages from brain to eye get mixed-up.
On examination Baby J was found to be microcephalic, with cerebral palsy, cortical blindness, and severe epilepsy.
Cortical blindness is defined and its diagnosis is explained.