Definition of scotoma in English:

scotoma

nounPlural scotomas, Plural scotomata skə(ʊ)ˈtəʊməskɒˈtəʊməskəˈtoʊmə

Medicine

A partial loss of vision or blind spot in an otherwise normal visual field.
〔医〕盲点；暗点
Example sentencesExamples
- The ability to read with visual aids depends on the size and density of the central scotoma and the degree to which the person retains sensitivity to contrast.
- Half of them had clear prodromata, such as scintillating scotomas and sensitivity to odors and noise.
- Patients with age-related macular degeneration may complain of acute loss of vision, blurred vision, scotomas or chronic distortion of vision.
- The patient performs this test daily at home and is instructed to call the physician if line distortions or scotomas are detected and persist for one or two days.
- At each monthly visit patients should be questioned regarding possible visual disturbances including blurred vision or scotomata.
Synonyms
dizziness, light-headedness, loss of balance, loss of equilibrium, spinning of the head, swimming of the head

Origin

Mid 16th century (denoting dizziness and dim vision): via late Latin from Greek skotōma, from skotoun 'darken', from skotos 'darkness'.

Definition of scotoma in US English:

scotoma

nounskəˈtōməskəˈtoʊmə

Medicine

A partial loss of vision or blind spot in an otherwise normal visual field.
〔医〕盲点；暗点
Example sentencesExamples
- At each monthly visit patients should be questioned regarding possible visual disturbances including blurred vision or scotomata.
- The patient performs this test daily at home and is instructed to call the physician if line distortions or scotomas are detected and persist for one or two days.
- Patients with age-related macular degeneration may complain of acute loss of vision, blurred vision, scotomas or chronic distortion of vision.
- The ability to read with visual aids depends on the size and density of the central scotoma and the degree to which the person retains sensitivity to contrast.
- Half of them had clear prodromata, such as scintillating scotomas and sensitivity to odors and noise.
Synonyms
dizziness, light-headedness, loss of balance, loss of equilibrium, spinning of the head, swimming of the head

Origin

Mid 16th century (denoting dizziness and dim vision): via late Latin from Greek skotōma, from skotoun ‘darken’, from skotos ‘darkness’.

词汇	scotoma
释义	Definition of scotoma in English: scotoma nounPlural scotomas, Plural scotomata skə(ʊ)ˈtəʊməskɒˈtəʊməskəˈtoʊmə Medicine A partial loss of vision or blind spot in an otherwise normal visual field. 〔医〕盲点；暗点 Example sentencesExamples The ability to read with visual aids depends on the size and density of the central scotoma and the degree to which the person retains sensitivity to contrast. Half of them had clear prodromata, such as scintillating scotomas and sensitivity to odors and noise. Patients with age-related macular degeneration may complain of acute loss of vision, blurred vision, scotomas or chronic distortion of vision. The patient performs this test daily at home and is instructed to call the physician if line distortions or scotomas are detected and persist for one or two days. At each monthly visit patients should be questioned regarding possible visual disturbances including blurred vision or scotomata. Synonyms dizziness, light-headedness, loss of balance, loss of equilibrium, spinning of the head, swimming of the head Origin Mid 16th century (denoting dizziness and dim vision): via late Latin from Greek skotōma, from skotoun 'darken', from skotos 'darkness'. Definition of scotoma in US English: scotoma nounskəˈtōməskəˈtoʊmə Medicine A partial loss of vision or blind spot in an otherwise normal visual field. 〔医〕盲点；暗点 Example sentencesExamples At each monthly visit patients should be questioned regarding possible visual disturbances including blurred vision or scotomata. The patient performs this test daily at home and is instructed to call the physician if line distortions or scotomas are detected and persist for one or two days. Patients with age-related macular degeneration may complain of acute loss of vision, blurred vision, scotomas or chronic distortion of vision. The ability to read with visual aids depends on the size and density of the central scotoma and the degree to which the person retains sensitivity to contrast. Half of them had clear prodromata, such as scintillating scotomas and sensitivity to odors and noise. Synonyms dizziness, light-headedness, loss of balance, loss of equilibrium, spinning of the head, swimming of the head Origin Mid 16th century (denoting dizziness and dim vision): via late Latin from Greek skotōma, from skotoun ‘darken’, from skotos ‘darkness’.
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