Actinobacillus actinomycetemcomitans

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Ac·ti·no·ba·cil·lus ac·ti·no·my·ce·tem·co·m'i·tans

a species of doubtful taxonomic position; frequently associated with some forms of human periodontal disease as well as subacute and chronic endocarditis; occurs with actinomycetes in actinomycotic lesions.

Synonym(s): Haemophilus actinomycetemcomitans

Farlex Partner Medical Dictionary © Farlex 2012

Actinobacillus Actinomycetemcomitans

A gram-negative facultative coccobacillus, which is most often linked to periodontal disease, and may cause soft tissue abscesses, endocarditis, pneumonia.

Ac·ti·no·ba·cil·lus ac·ti·no·my·ce·tem·com·i·tans

(akti-nō-bă-silŭs akti-nō-mī-sĕ-tem-komi-tanz)

Species of doubtful taxonomic position; frequently associated with some forms of human periodontal disease as well as subacute and chronic endocarditis.

Medical Dictionary for the Dental Professions © Farlex 2012

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References in periodicals archive ?

Association between infection of different strains of Porphyromonas gingivalis and Actinobacillus actinomycetemcomitans in subgingival plaque and clinical parameters in chronic periodontitis / J Zhejiang Univ Sci B., 8(2): 121-131 121.

Microbiological study of periodontitis in the West of Algeria

(5), Haemophilus ducreyi (6) and Actinobacillus actinomycetemcomitans (7).

Cell cycle arrest & apoptosis of epithelial cell line by cytolethal distending toxin positive Campylobacter jejuni

Results of PCR performed on serum for Actinobacillus actinomycetemcomitans were also negative.

Confirmed Mycoplasma pneumoniae endocarditis

Staphylococcus, Enterococcus species, Enterobacteriaceae, Pseudomonas species, unusual gram negative bacteria, and the HACEK organisms (Haemophilus aphorphilus, Haemophilus paraphrophilius, Actinobacillus actinomycetemcomitans, Cardioacterium hominis, Eikenella corrodens, and Kingella kingae) have been shown to be present in endocarditis and may play a role in vascular inflammation as well.(28)

Is antibiotic treatment effective for coronary artery disease?

[1995] found normalized PMN function after successful conservative periodontal treatment of a PLS patient, and Preus [1988] discovered a normalized monocyte function once the periodontitis and the presence of Actinobacillus actinomycetemcomitans (A.a) was eradicated.

Review paper: dental treatment for patients with Papillon-Lefevre syndrome (PLS)

HACEK refers to gram-negative bacilli: Haemophilus species (H parainfluenzae, H aphrophilus, and H paraphrophilus), Actinobacillus actinomycetemcomitans, Cardiobacterium hominis Eikenella corrodens and Kingella species.

Direct inoculation osteomyelitis due to Eikenella corrodens following oral radiation therapy

Virulence factors of Actinobacillus actinomycetemcomitans. Peridontal.

Immunomodulation of Crassostrea gigas and Crassostrea virginica cellular defense mechanisms by Perkinsus marinus

Microbiological and clinical results of metronidazome plus amoxicillin therapy in Actinobacillus actinomycetemcomitans associated periodontitis.

Local chemotherapeutics as an adjunct to scaling and root planing

It is most commonly associated with a group of gram-negative bacilli collectively known as HACEK (for Hemophilus parainfluenzae, H aphrophilus, Hemophilus paraphrophilus, Actinobacillus actinomycetemcomitans, Cardiobacterium hominis, Eikenella corrodens, and Kingella kingae).

Multiple intraparenchymal parotid calculi: a case report and review of the literature