Cytology & Infectious Agents Flashcards
true or false:
most bacterial rods are gram -
true
in what cells would you expect to see bacteria ingested into
neutrophils
what are the most common cocci seen in a clinic
staphlococcus
streptococcus
how can you tell bacteria presence on a slide from cell precipitated protein
bacteria are:
uniform in size and shape
stained darker
what are the 3 most important/ common filamentous bacteria
actinomyces
norcardia
anaerobes
true or false:
filamentous bacteria are hard to culture
true
what are some very common diseases associated with non-staining mycobacteria
tuberculosis
M. bovis
Johne’s disease
which bacteria are normally gram +
cocci
what is commonly seen in the animal that has a filamentous bacterial rods infection
pyothorax / pus in chest
what bacterial spp are non-staining rods
mycobacterium spp
true or false;
region/location has no impact on fungal infection rates
false
true or false:
hyphae organisms can easily be identified via cytology
false
they cannot be ID by morphology
what are the common systemic yeast infections
histoplasma
sporothrix
blastomyces
cryptococcus
coccidioides
what are the most common cutaneous fungal diseases
malassezia
dermatophytes
what bacterial infection should you be considering with a large breed dog, GI issues, swims in pond water
pitheium
what must be done to ID fungal species
culture
in what type of patients would you expect to see more fungal infections due to the nature of the organisms
immunosuppressed patients
opportunistic pathogens
which species of fungus do not stain easily or at all
pythium
zygomycetes
what are the smallest systemic fungal yeasts
histoplasma
spirothrix
what are the medium sized systemic fungal yeasts
blastocytes
crytococcus
what are the largest species of the systemic fungal organisms
coccidioides
what cells would be commonly seen on a cytology of a fungal infection
multinucleated giant macrophages
neutrophils
what can be seen as big, blue & broad-based on a cytology
blastocytes
what can be seen as pink with a clear capsule and narrow based on a cytology
cryptococcus
which fungal species is the only one to have an antibody test used commonly to diagnose
coccidioides
