Biology:Streptococcus acidominimus

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Short description: Species of bacterium

Streptococcus acidominimus
Scientific classification edit
Domain: Bacteria
Phylum: Bacillota
Class: Bacilli
Order: Lactobacillales
Family: Streptococcaceae
Genus: Streptococcus
Species:
S. acidominimus
Binomial name
Streptococcus acidominimus
Ayers and Mudge 1922 (Approved Lists 1980)

Streptococcus acidominimus is a species of nonmotile, gram-positive facultative anaerobic bacteria that is a member of the viridans group streptococci (VGS). It is a rare pathogen in humans.[1][2]

History

It was first isolated from bovines sources in 1922 by Ayers and Mudge.[2]

Infection

It is considered to be a common bacterial pathogen in veterinary medicine but is rarely pathogenic in humans.[2] S. acidominimus is a major cause of infection for people who are critically ill. Due to the uncommonness and rarity of obtaining it in clinical bacteriology,[3] S. acidominimus infections and limited cases, it is difficult to assess its epidemiologic and clinical significance. This also means that identifying S. acidominimus as a causative species is difficult.[1] In recent years, S. acidominimus has been showing increased resistance to antimicrobial agents such as beta-lactams which is unusual since this species is usually sensitive to them.[4]

In humans, this species have been reported in cases of pneumonia, pericarditis, meningitis, otitis median, sepsis, endocarditis and brain abscess.[1]

Treatment

Streptococcus acidominimus has been shown to be sensitive to antimicrobial agents.

References

  1. 1.0 1.1 1.2 Wu, Chaoneng; Liang, Buqing; Gong, Yunguo; Zhang, Lan; Zou, Yunzeng; Ge, Junbo (2014-02-17). "Streptococcus acidominimus causing invasive disease in humans: a case series". Journal of Medical Case Reports 8. doi:10.1186/1752-1947-8-57. ISSN 1752-1947. PMID 24529345. 
  2. 2.0 2.1 2.2 Baker, Lee; Carlson, Richard (2008-07-01). "Streptococcus acidominimus isolated from a multiloculated empyema in a critically ill adult man with pneumonia: Case report and review of literature". Heart & Lung 37 (4): 308–310. doi:10.1016/j.hrtlng.2007.08.002. ISSN 0147-9563. https://www.sciencedirect.com/science/article/pii/S014795630700163X. 
  3. Akaike, Takaaki; Suga, Moritaka; Ando, Masayuki; Ando, Yukio; Araki, Shukuro; Fujise, Ryuji (1988). "Streptococcus acidominimus Infections in a Human". Japanese Journal of Medicine 27 (3): 317–320. doi:10.2169/internalmedicine1962.27.317. PMID 3193662. https://www.jstage.jst.go.jp/article/internalmedicine1962/27/3/27_3_317/_article. 
  4. Thulini Madubashini, Liyana Arachchige Dona; Roneesha Lakmali, Jayawardane Pathiranage; N Shirani, Chandrasiri; Matthias, Anne Thushara (2022). "Right-sided native-valve infective endocarditis caused by Streptococcus acidominimus: A case report". SAGE Open Medical Case Reports 10. doi:10.1177/2050313X221147465. ISSN 2050-313X. PMID 36601425. 

Wikidata ☰ Q26289052 entry