Actinomyces Flashcards
1
Q
what are the main species of actinomycetes
A
actinomyces
nocardia
dermatophilus
2
Q
what type of bacteria are actinomycetes
A
gram +
3
Q
what are the main defining factors of actinomycetes
A
- slow growing
- extensive branching
- pyogranulmatous lesions
4
Q
what species of actinomycetes is an obligate parasite
A
dermatophilus
5
Q
True or False:
actinomycetes are commensal organisms
A
true
6
Q
where do actinomyces cause infection
A
mucosa membranes
7
Q
how does actinomyces gain entry
A
wound or injury
8
Q
what is the defining characteristic of an actinomyces infection
A
suppurative granulomas
9
Q
what is often time present in actinomyces infections
A
sulphur granules (supperative granulomas)
10
Q
how would one describe the pus associated with actinomyces infections
A
- cheese granules in pus
- yellowish granules containing bacteria
