نتایج جستجو برای: actinomyces israelii
تعداد نتایج: 1750 فیلتر نتایج به سال:
Actinomycosis is a form of painful abscess in the gastrointestinal tract or in deep tissue caused by actinomyces species. They are one of the commensal bacteria in the oral cavity and gastrointestinal tract of humans but can opportunistically cause infection in immunosuppressive hosts through invasion of breached mucosa or necrotic tissue while mimicking malignancy, gastrointestinal tuberculosi...
Actinomyces naeslundii is an important early colonizer in the oral biofilm and consists of three genospecies (1, 2 and WVA 963) which cannot be readily differentiated using conventional phenotypic testing or on the basis of 16S rRNA gene sequencing. We have investigated a representative collection of type and reference strains and clinical and oral isolates (n=115) and determined the partial ge...
was excised. Histopathological examination revealed suppurative and granulomatous inflammation with formation of micro-abscesses containing grains of Actinomyces israelii giving the cotton ball appearance; this was later confirmed by Grocott’s methamine silver stain (fig. 2). The patient recovered after antibiotic treatment, and ultrasonographic followup was normal. First described by Ammentrop...
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