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6 Cards in this Set

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Describe the appearance of A. israelii on light microscopy?
Gram + rods forming branching, beaded filaments. Colonies in pus appear as yellow granules called sulfur granules.
Where is Actinomyces normally found?
In the gingival crevices of the teeth, especially in patients with poor oral hygiene.
What are sulfur granules of Actinomyces?
Yellow colored colonies and cellular debris(no sulfur)
Can Actinomyces grow without O2?
Yes. Actinomyces is an anerobe
How does an Actinomyces infection manifest?
Actinomyces causes eroding abscesses with draining sinus tracts.Main forms are cervicofacial(lumpy jaw) and thoracic.
How are Actinomyces infections treated?
Penicillin G and surgical drainage.