Infectious Disease General Flashcards

1
Q

Common GP Organisms
Staphylococcus

A

Aureus
Haemolyticus
Epidermidis
Hominis

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2
Q

Staph Cocci grow in what?

A

clusters

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3
Q

Common GP Organisms
Streptococcus
alpha-hemolytic

A

Pneumonia

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4
Q

Common GP Organisms
Alpha-hemolytic/Viridans group

A

Mutans
mitis
sanguinis
salivarius
constellatus

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5
Q

Common GP Organisms
Streptococcus (Group A)

A

Pyogenes

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6
Q

Common GP Organisms
Streptococcus (group B)

A

agalactiae

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7
Q

Common GP Organisms
Streptococcus (group C)

A

Equi

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8
Q

Common GP Organisms
Streptococcus (group G)

A

bovis
equinus

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9
Q

Streptococcus cocci grow in what?

A

pairs or chains

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10
Q

Common GP Organisms
Enterococcus

A

Faecium
faecalis

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11
Q

Enterococcus cocci grow in?

A

pairs or chains

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12
Q

Common GP Organisms
GP Rods

A

Bacillus anthracis
Listeria monocytogenes
Clostridium spss.
Corynebacterium diphtheriae

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13
Q

Common GP Organisms
GP Rods: Clostridium spss include?

A

botulinum
perfringens
tetani
difficile

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14
Q

Common GN Pathogens & Environmental Source
Part of human GI flora

A

Escherichia coli
Klebsiella Pneumonia
Proteus mirabilis
Enterobacter spss.
Citrobacter freundii

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15
Q

Common GN Pathogens & Environmental Source
Poultry, cattle, Sheep & GI flora

A

Salmonella spss.

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16
Q

Common GN Pathogens & Environmental Source
Stagnant water & soil

A

Legionella pneumophilia

17
Q

Common GN Pathogens & Environmental Source
Ubiquitous - soil, water, surfaces

A

Pseudomonas aeruginosa

18
Q

Common GN Pathogens & Environmental Source
Inside Human Cells

A

Chlamydia spss.

19
Q

Common GN Pathogens & Environmental Source
Obligate intra-cellular parasites

A

Rickettsia spss.

20
Q

Common GN Pathogens & Environmental Source
Non-human mammals

A

Ehrlichia chaffeenis

21
Q

Additional GN Organisms
Anaerobes are what and produce what?

A

Facultative vs Obligate
Generally produce beta-lactamases; only sensitive to specific abx

22
Q

Additional GN Organisms
Anaerobes - Obligates

A

Bacteroides fragilis
Clostridiodes spss.
Peptostreptococcus
Prevotella

23
Q

Additional GN Organisms
Anaerobes Facultative

A

Enterobacteracia

24
Q

Additional GN Organisms
Anaerobes - usually found where?

A

Abscesses, loculated fluid collection

25
Q

Susceptibility Reporting
S =
I =
R =
SDD =

A

Sensitive
Intermediate
Resistant
Susceptible, dose dependent

26
Q

Susceptibility Reporting
MIC =?
Determines what?

A

Minimum Inhibitory Concentration
Determines the bacteria’s ability to grow at varying concentrations of abx

27
Q

MIC 50 =?

A

Concentration required to inhibit growth of 50% of organisms

28
Q

MIC 90 =?

A

Concentration required to inhibit growth of 90% of organisms