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单词 eschar
释义

eschar

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

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:2024/11/10 18:53:06