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单词 eschar
释义

Definition of eschar in English:

eschar

noun ˈɛskɑːˈɛskɑr
Medicine
  • A dry, dark scab or falling away of dead skin, typically caused by a burn, an insect bite, or infection with anthrax.

    〔医〕焦痂,黑斑

    Example sentencesExamples
    • Early debridement of burn eschar is beneficial to wound healing.
    • Within two weeks the lesions turned to pustules and then enlarged to painful, ulcerated nodules up to 2 cm in diameter and ulcers with black eschars.
    • The cutaneous form of anthrax presents with a darkened eschar or papule that is not painful, but can be somewhat itchy and is generally striking in appearance.
    • Formation of a local cutaneous papule ensues at the site of inoculation within three to five days after exposure; then, the papule ulcerates to form an eschar or a dark scab over the site.
    • Topical treatment alone is not sufficient, as it does not effectively penetrate the eschar and damaged tissue.

Origin

Late Middle English: from French eschare or late Latin eschara 'scar or scab', from Greek (see also scar).

Definition of eschar in US English:

eschar

nounˈɛskɑrˈeskär
Medicine
  • A dry, dark scab or falling away of dead skin, typically caused by a burn, or by the bite of a mite, or as a result of anthrax infection.

    〔医〕焦痂,黑斑

    Example sentencesExamples
    • Topical treatment alone is not sufficient, as it does not effectively penetrate the eschar and damaged tissue.
    • Formation of a local cutaneous papule ensues at the site of inoculation within three to five days after exposure; then, the papule ulcerates to form an eschar or a dark scab over the site.
    • The cutaneous form of anthrax presents with a darkened eschar or papule that is not painful, but can be somewhat itchy and is generally striking in appearance.
    • Early debridement of burn eschar is beneficial to wound healing.
    • Within two weeks the lesions turned to pustules and then enlarged to painful, ulcerated nodules up to 2 cm in diameter and ulcers with black eschars.

Origin

Late Middle English: from French eschare or late Latin eschara ‘scar or scab’, from Greek (see also scar).

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更新时间:2024/10/19 14:42:42