ecthyma gangrenosum


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ecthyma

 [ek-thi´mah]
an ulcerative pyoderm usually caused by group A beta-hemolytic streptococcal infection at the site of minor trauma, predominantly involving the shins and feet, and generally healing with variable scar formation.
ecthyma gangreno´sum a condition most often seen in debilitated patients in association with septicemia caused by gram-negative organisms, characterized by lesions that begin as vesicles that rapidly progress to pustulation and gangrenous ulcers with undermined purpuric edges.

der·ma·ti·tis gan·gre·no·sa in·fan·tum

a bullous or pustular eruption, of uncertain origin, followed by necrotic ulcers or extensive gangrene in children under 2 years of age; if untreated, death may result from hematogenous infection, such as liver abscess.

ecthyma gangrenosum

Abbreviation: EG
Ecthyma in patients with Pseudomonas aeruginosa, bacteremia, or sepsis. The disease consists of pustules, localized skin infarcts, or necrotic ulcers surrounded by inflamed, reddened skin. It can be diagnosed by culturing the lesions.
See also: ecthyma
References in periodicals archive ?
Ecthyma gangrenosum in a patient with toxic epidermal necrolysis.
Primary ecthyma gangrenosum as a presenting sign in a child.
The agent could not be shown in blood cultures, because intravenous antibiotics were initiated in another center, but we considered pseudomonas sepsis related with transient immunosupression following varicella infection and related ecthyma gangrenosum.
Ecthyma gangrenosum successfully treated with gentamicin and carbenicillin.
Skin signs include diffuse maculopapular lesions and painful clusters of small vesicles or pustules, as well as ecthyma gangrenosum, which is an aggressive, rapidly evolving necrotic lesion of the skin and mucous membranes.
Ecthyma gangrenosum as a manifestation of Pseudomonas sepsis in a previously healthy child.
Here we present a clinical scenario of connubial or consort ecthyma gangrenosum in an otherwise healthy couple not described previously.
Klebsiella pneumoniae urinary tract infection complicated by endophthalmitis, perinephric abscess, and ecthyma gangrenosum.
Consider ecthyma gangrenosum in immunocompromised patients who present with purple skin lesions plus fever.