hemianopic scotoma
- noun
- /ˌhɛmɪəˈnɒpɪk skəˈtoʊmə/
- Specialized
- Vision tests revealed a hemianopic scotoma affecting the left visual field.
Examples
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The patient was diagnosed with a hemianopic scotoma following a stroke.
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A hemianopic scotoma can significantly impair daily activities like reading or driving.
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The patient has a hemianopic scotoma.
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What is a hemianopic scotoma?
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A hemianopic scotoma can significantly impair daily activities like reading or driving.
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The vision test confirmed that the patient had a hemianopic scotoma in their right visual field.
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After examining the patient's condition, the neurologist explained that a hemianopic scotoma can occur after a head injury.
Synonyms
Loss of vision on one side of what you can see in one or both eyes
A loss of sight in one half of the field of vision of one or both eyes
Surface Forms
Morphology
The overall meaning is directly compositional: 'hemianopic' denotes loss in half the visual field and 'scotoma' denotes a localized loss or blind spot, so together they describe a blind spot affecting one half of the visual field. Although both are technical medical terms, the semantic combination is predictable and transparent for a learner who knows the constituent meanings.
Etymology
Hemianopic scotoma is a medical name you can read in two parts: hemianopic, which points to 'half', and scotoma, which means a 'dark spot' or blind area. So it creates the clear picture of a missing or dark area in one half of your sight, which is why it means 'a blind spot affecting one half of the visual field'.