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单词 chromatopsia
释义

Definition of chromatopsia in English:

chromatopsia

nounˌkrəʊməˈtɒpsɪəˌkrōməˈtäpsēə
mass nounMedicine
  • Abnormally coloured vision, a rare symptom with various causes.

    Example sentencesExamples
    • In most cases, nothing abnormal is noticed immediately except the dazzling sensation; it is only after that a cloud floats with irregular undulations before the eyes, associated with irritating after-images, photophobia, photopsia and chromatopsia.
    • Persons who have chromatopsia do not have cone vision.
    • Color vision can be disturbed; chromatopsia is most common for yellow and green but less frequently red, brown and blue vision can occur.
    • Medications used in cardiology, especially antiarrhytmic digitalis and amiodarone, cause ocular disturbances producing chromatopsia (yellow or green tint), blurred vision, and corneal microdeposits or deposits of lens during amiodarone treatment.
    • Xanthopsia is a form of chromatopsia, a distortion in color vision, in which objects appear more yellow than they truly are.

Origin

Mid 19th century: from chromato- 'colour' + Greek -opsia 'seeing'.

 
 

Definition of chromatopsia in US English:

chromatopsia

nounˌkrōməˈtäpsēə
Medicine
  • Abnormally colored vision, a rare symptom of varied cause.

    Example sentencesExamples
    • Medications used in cardiology, especially antiarrhytmic digitalis and amiodarone, cause ocular disturbances producing chromatopsia (yellow or green tint), blurred vision, and corneal microdeposits or deposits of lens during amiodarone treatment.
    • In most cases, nothing abnormal is noticed immediately except the dazzling sensation; it is only after that a cloud floats with irregular undulations before the eyes, associated with irritating after-images, photophobia, photopsia and chromatopsia.
    • Persons who have chromatopsia do not have cone vision.
    • Color vision can be disturbed; chromatopsia is most common for yellow and green but less frequently red, brown and blue vision can occur.
    • Xanthopsia is a form of chromatopsia, a distortion in color vision, in which objects appear more yellow than they truly are.

Origin

Mid 19th century: from chromato- ‘color’ + Greek -opsia ‘seeing’.

 
 
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更新时间:2024/12/23 15:04:39