loxoscelism


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loxoscelism

 [lok-sos´sĕ-lizm]
a morbid condition resulting from the bite of the spiders Loxosceles reclusa and L. laeta, beginning with a painful inflamed vesicle and progressing to a gangrenous slough of skin that can be fatal. It is more common with the South American spider than with the North American one. See also spider bite.

lox·os·ce·lism

(loks-os'ĕ-lizm),
A clinical illness produced by the brown recluse spider, Loxosceles reclusus, of North America; characterized by gangrenous slough at the site of the bite, nausea, malaise, fever, hemolysis, and thrombocytopenia.

loxoscelism

/lox·os·ce·lism/ (lok-sos´sil-izm) a morbid condition due to the bite of the spiders Loxosceles laeta and L. reclusa, beginning with a painful erythematous vesicle and progressing to a gangrenous slough of the affected area.

lox·os·ce·lism

(lok-sos'ĕ-lizm)
Illness produced by the brown recluse spider, Loxosceles reclusus; characterized by gangrenous slough at the site of the bite, nausea, malaise, fever, hemolysis, and thrombocytopenia.
References in periodicals archive ?
Again, loxoscelism is a dramatic diagnosis and, once considered, a physician may lock on to this etiology to the exclusion of more probable causative agents.
Hence, the dynamic nature of loxoscelism causes medical personnel to diagnose (and publish articles) where the evidential threads to Loxosceles spiders are extremely flimsy and sometimes obviously wrong (Anderson 1982; Vetter & Swanson 2007).
i) use personal protection devices (masks, gloves, safety shoes, among others) do not have other body parts exposed to bites when cleaning and transporting things, and j) train workers on the risk of spider bites and prevention methods on loxoscelism [14].
Loxoscelism was first described in 1872 when Chilean physicians associated a peculiar skin lesion known as "a gangrene ulcer from Chile" or "gangrene in flame" to bites from Loxosceles laeta [26,27].
Keywords: Diet, brown spider, synanthropic fauna, loxoscelism, Brazil, frog, bat
All of these are often falsely attributed to loxoscelism (5,7,9,10).
In fact, these critical molecular messengers are involved in the genesis of a constellation of human pathophysiological phenomena: stroke, pericarditis, peritonitis, loxoscelism, meningitis, sepsis, coagulation disorders, myocardial dysfunction, and circulatory collapse (16-19).
There are two types of skin loxoscelism, the necrotic (75%) and edematous (4%) [5].
Because some bites cause systemic loxoscelism, clinicians should be familiar with its manifestations.
Reported treatments for loxoscelism include hyperbaric oxygen, dapsone, antihistamines, antibiotics, dextran, glucocorticosteroids, vasodilators, heparin, nitroglycerin, electric shock, curettage, and surgical excision, but "none of these has been proved effective," Dr.
Proper knowledge of the spider's habitat and lifestyle as well as the signs and symptoms of loxoscelism are needed to assess clinical cases adequately.