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n. pl. pe·te·chi·ae (-kē-ī′)
A small purplish spot on a body surface, such as the skin or a mucous membrane, caused by a minute hemorrhage and often seen in typhus.

[New Latin, from Italian petecchie, pl. of petecchia, spot on skin, perhaps from Vulgar Latin *petīcula, short for *impetīcula, diminutive of Latin impetīx, impetīc-, variant of impetīgō; see impetigo.]

pe·te′chi·al adj.
pe·te′chi·ate (-ĭt) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


n, pl -chiae (-kɪˌiː)
(Pathology) a minute discoloured spot on the surface of the skin or mucous membrane, caused by an underlying ruptured blood vessel
[C18: via New Latin from Italian petecchia freckle, of obscure origin]
peˈtechial adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(pɪˈti ki ə, -ˈtɛk i ə)

n., pl. -te•chi•ae (-ˈti kiˌi, -ˈtɛk iˌi)
a minute, round, nonraised hemorrhage in the skin or in a mucous or serous membrane.
[1575–85; < New Latin < Italian petecchia (in pl.) rash, spots on skin < Vulgar Latin *(im)petīcula= Latin impetīc-, s. of impetīx, variant of impetīgō impetigo + -ula -ule]
pe•te′chi•al, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.petechia - a minute red or purple spot on the surface of the skin as the result of tiny hemorrhages of blood vessels in the skin (as in typhoid fever)
bruise, contusion - an injury that doesn't break the skin but results in some discoloration
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


A mark on the skin indicative of a disease, as typhus:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


n. petequia, mancha hemorrágica pequeña que se manifiesta en la piel y las mucosas en casos de estado febril esp. en la tifoidea.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
canis can cause lymph node enlargement, fever, anorexia, changes in white blood cell count, and decreased platelet count leading to petechia. It can ultimately cause kidney failure, painful joints, and possibly meningitis.
In 2017, we processed 39 birds: 11 American robins (Turdus migratorius), 1 common yellowthroat (Geothlypis trichas), 20 gray catbirds (Dumetella carolinensis), 2 house wrens (Troglodytes aedon), 1 indigo bunting (Passerina cyanea), 3 northern cardinals (Cardinalis cardinalis), and 1 American yellow warbler (Setophaga petechia).
Additionally, severe congestion, petechia, and microabrasions of intestinal mucosa, particularly in the colon, were found.
The infestation is characterized by pyrexia, inappetance, generalized weakness, anemia, decrease in body weight with petechia in conjunctiva and enlargement of superficial lymph nodes.
She developed severe pain of right foot and toes, which was pricking in character with petechia on toes which later turned to a black discolouration (Figure).
Unreal thrombocytopenia must be doubted for patients who have thrombocytopenia but not petechia and ecchymosis.
The most common type of birth trauma is soft tissue trauma, which can be seen as ecchymosis on the skin, petechia, laceration and subcutaneous fat necrosis (7).
A 40-year-old woman sought medical treatment because of petechia, hematuria, and headache.
Hyperaemia and petechia were observed at the inner surface of the stomachs of rats exposed to stress (Figure 1).
DHF was characterized by evidence of plasma leakage associated with the presence of hemorrhagic manifestations (petechia, ecchymosis, rash, or bleeding of the gastrointestinal mucosa, the urinary tract, or other locations) and thrombocytopenia ([less than or equal to]100,000 platelets/ [mm.sup.3]) without shock.