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A petechia (/ p ɪ ˈ t iː k i ə /; [1] pl.: petechiae) is a small red or purple spot (≤4 mm in diameter) that can appear on the skin, conjunctiva, retina, and mucous membranes which is caused by haemorrhage of capillaries. [2] [3] The word is derived from Italian petecchia ' freckle ', of obscure origin. [1]
The word purpura (/ ˈ p ɜːr p ɜːr ə /) comes from Latin purpura, "purple", which came from ancient Greek πορφύρα. Purpura is a mass noun naming the condition or state, not the name of an individual spot (thus there is no * purpurum , * purpura or * purpura , * purpurae count declension).
Gua sha, the literal translation being "to scrape petechia" which refers to the sand-like bruising after the treatment, spread from China to Vietnam, where it became very popular. It is known as cạo gió , which roughly means "to scrape wind", as in Vietnamese culture "catching a cold" or fever is often referred to as trúng gió , "to catch ...
Hematomas can be subdivided by size. By definition, ecchymoses are 1 centimetres in size or larger, and are therefore larger than petechiae (less than 3 millimetres in diameter) [12] or purpura (3 to 10 millimetres in diameter). [13] Ecchymoses also have a more diffuse border than other purpura. [14]
This is a comparison of English dictionaries, which are dictionaries about the language of English.The dictionaries listed here are categorized into "full-size" dictionaries (which extensively cover the language, and are targeted to native speakers), "collegiate" (which are smaller, and often contain other biographical or geographical information useful to college students), and "learner's ...
Here are the first two letters for each word: CH. CO. RI. BU. TA. AL. GL (SPANGRAM) NYT Strands Spangram Answer Today. Today's spangram answer on Sunday, February 16, 2025, is GLUTENFREE.
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Petechiae – small pinpoint hematomas less than 3 mm in diameter Purpura (purple) – a bruise about 3–5 mm in diameter, generally round in shape Ecchymosis – subcutaneous extravasation of blood in a thin layer under the skin, i.e. bruising or "black and blue", over 1 cm in diameter [ 3 ]