ecchymosis

ecchymosis
A purplish patch caused by extravasation of blood into the skin, differing from petechiae only in size (larger than 3 mm diameter). [G. ekchymosis, e., fr. ek, out, + chymos, juice]
- bilateral medial orbital ecchymoses SYN: raccoon eyes, under eye.
- Tardieu ecchymoses subpleural and subpericardial petechiae or ecchymoses (or both), as observed in the tissues of persons who have been strangled, or otherwise asphyxiated. SYN: Tardieu petechiae, Tardieu spots.

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ec·chy·mo·sis .ek-ə-'mō-səs n, pl -mo·ses -.sēz the escape of blood into the tissues from ruptured blood vessels marked by a livid black-and-blue or purple spot or area also the discoloration so caused
ec·chy·mot·ic -'mät-ik adj

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n.
a bruise: an initially bluish-black mark on the skin, resulting from the release of blood into the tissues either through injury or through the spontaneous leaking of blood from the vessels (as in some blood diseases).

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ec·chy·mo·sis (ek″ĭ-moґsis) pl. ecchymoґses [Gr. ekchymōsis] a small hemorrhagic spot, larger than a petechia, in the skin or mucous membrane forming a nonelevated, rounded or irregular, blue or purplish patch. ecchymotic adj

Medical dictionary. 2011.

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Look at other dictionaries:

  • Ecchymosis — Ec chy*mo sis, n.; pl. {Ecchymoses}. [NL., fr. Gr. ?, fr. ? to extravasate; ek out of + ? to pour.] (Med.) A livid or black and blue spot, produced by the extravasation or effusion of blood into the areolar tissue from a contusion. [1913 Webster] …   The Collaborative International Dictionary of English

  • Ecchymōsis — (Ecchimoma), ein durch Blutaustritt unter die Haut erzeugter blauer Fleck. E. neonatorum, Kopfblutgeschwulst der Neugeborenen …   Pierer's Universal-Lexikon

  • Ecchymosis — vgl. Ekchymose …   Das Wörterbuch medizinischer Fachausdrücke

  • ecchymosis — [ek΄i mō′sis] n. pl. ecchymoses [ek΄i mō′sēz΄] [ModL < Gr ekchymōsis < ekchymousthai, to pour out, extravasate < ek , out of (see EX 1) + cheein, to pour: see FOUND2] Med. 1. an oozing of blood from a ruptured blood vessel into the… …   English World dictionary

  • ecchymosis — noun /ˌɛk.ɪˈməʊ.sɪs,ˌɛk.ɪˈmoʊ.sɪs/ a) A skin discoloration caused by bleeding underneath the skin; a bruise. A diseased condition of the skin has often been mistaken for stigmatic marks. Such, for instance, is ecchymosis, a discoloration of the… …   Wiktionary

  • ecchymosis — noun (plural ecchymoses) Etymology: New Latin, from Greek ekchymōsis, from ekchymousthai to extravasate blood, from ex + chymos juice more at chyme Date: 1541 the escape of blood into the tissues from ruptured blood vessels • ecchymotic adjective …   New Collegiate Dictionary

  • ecchymosis — ecchymotic /ek euh mot ik/, adj. /ek euh moh sis/, n., pl. ecchymoses / seez/. Pathol. a discoloration due to extravasation of blood, as in a bruise. [1535 45; < NL < Gk ekchýmosis extravasation, equiv. to ek EC + chym(ós) juice + osis OSIS] * *… …   Universalium

  • ECCHYMOSIS —    a discolouration of the skin produced by extravasated blood under or in the texture of the skin, the result of a blow or of disease …   The Nuttall Encyclopaedia

  • ecchymosis — n. bruise, area of discoloration on the skin caused by a blow, contusion …   English contemporary dictionary

  • ecchymosis — [ˌɛkɪ məʊsɪs] noun (plural ecchymoses si:z) Medicine a discoloration of the skin resulting from bleeding underneath, typically caused by bruising. Origin C16: mod. L., from Gk ekkhumōsis escape of blood …   English new terms dictionary

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