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IPT: ID > Block 1 > Flashcards

Block 1 Flashcards

1
Q

What is the normal range of WBC?

A

4.5 to 11 * 10^9/L

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2
Q

What levels of procalcitonin indicate bacterial infection?

A

0.5 to 2 = possibility, cant rule out infection

≥2 = bacterial infection

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3
Q

Empiric vs definitive

Educated guess

A

Empiric

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4
Q

Empiric vs definitive

Drug is aimed for specific “bug”

A

Definitive

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5
Q

Empiric vs definitive

Uses population data

A

Empiric

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6
Q

G+, cocci, catalase negative shape?

A

Chains

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7
Q

G+, cocci, catalase positive shape?

A

Clusters

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8
Q

G+, cocci, catalase +, coagulase +

A

S. aureus

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9
Q

G+, cocci, catalase +, coagulase -

A

S. epidermidis

S. saprophyticus

S. haemolyticus

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10
Q

G+, catalase -, alpha hemolysis

A

S. pneumoniae

S. mutans, S. sanguis

S. constellatus, S. intermedius, S. anginosus

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11
Q

G+, catalase -, beta hemolysis

A

S. constellatus, S. intermedius, S. anginosus

S. pyogenes (group A)

S. agalactiae (group B)

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12
Q

G+, catalase -, gamma hemolysis

A

Enterococci (E. faecalis, etc)

S. gallolyticus (group D)

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13
Q

G-, rods, lactose -, oxidase +

A

P. aeruginosa, C. jejuni, and Vibrio spp.

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14
Q

G-, rods, lactose -, oxidase -

A

Proteus, Shigella, and Salmonella

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15
Q

G-, rods, lactose +, oxidase -

A

Klebsiella

E. coli

Enterobacter

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16
Q

G+ or G-

Klebsiella

A

G-

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17
Q

G+ or G-

E. coli

A

G-

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18
Q

G+ or G-

Enterobacter

A

G-

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19
Q

G+ or G-

Shigella

A

G-

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20
Q

G+ or G-

Salmonella

A

G-

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21
Q

G+ or G-

Proteus

A

G-

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22
Q

G+ or G-

C. jejuni

A

G-

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23
Q

G+ or G-

P. aeruginosa

A

G-

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24
Q

G+ or G-

Vibrio spp.

A

G-

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25
Q

G+ or G-

Corynebacterium

A

G+

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26
Q

G+ or G-

L. monocytogenes

A

G+

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27
Q

G+ or G-

B. cereus

A

G+

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28
Q

G+ or G-

Propionibacterium

A

G+

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29
Q

G+ or G-

G. vaginalis

A

G+

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30
Q

G+ or G-

Lactobacillus

A

G+

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31
Q

G+ or G-

Clostridium

A

G+

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32
Q

G+ or G-

Erysipelotrix

A

G+

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33
Q

G+ or G-

Enterococci

A

G+

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34
Q

G+ or G-

S. gallolyticus

A

G+

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35
Q

G+ or G-

S. constellatus

A

G+

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36
Q

G+ or G-

S. pyogenes

A

G+

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37
Q

G+ or G-

S. agalactiae

A

G+

38
Q

G+ or G-

S. pneumoniae

A

G+

39
Q

G+ or G-

S. mutans

A

G+

40
Q

G+ or G-

S. epidermidis

A

G+

41
Q

G+ or G-

S. saprophyticus

A

G+

42
Q

G+ or G-

S. haemolyticus

A

G+

43
Q

G+ or G-

S. aureus

A

G+

44
Q

Catalase + or -

S. aureus

A

+

45
Q

Catalase + or -

S. epidermidis

A

+

46
Q

Catalase + or -

S. saprophyticus

A

+

47
Q

Catalase + or -

S. haemolyticus

A

+

48
Q

Catalase + or -

S. pneumoniae

A

-

49
Q

Catalase + or -

S. mutans

A

-

50
Q

Catalase + or -

S. sanguis

A

-

51
Q

Catalase + or -

S. intermedius

A

-

52
Q

Catalase + or -

S. anginosus

A

-

53
Q

Catalase + or -

S. constellatus

A

-

54
Q

Catalase + or -

S. pyogenes

A

-

55
Q

Catalase + or -

S. agalactiae

A

-

56
Q

Catalase + or -

S. galloyticus

A

-

57
Q

Catalase + or -

Enterococci

A

-

58
Q

Catalase + or -

Erysipelotrix

A

-

59
Q

Catalase + or -

Clostridium

A

-

60
Q

Catalase + or -

Lactobacillus

A

-

61
Q

Catalase + or -

G. vaginalis

A

-

62
Q

Catalase + or -

Corynebacterium

A

+

63
Q

Catalase + or -

L. monocytogenes

A

+

64
Q

Catalase + or -

B. cereus

A

+

65
Q

Catalase + or -

Propionibacterium

A

+

66
Q

Coagulase + or -

S. aureus

A

+

67
Q

Coagulase + or -

S. epidermidis

A

-

68
Q

Coagulase + or -

S. saprophyticus

A

-

69
Q

Coagulase + or -

S. haemolyticus

A

-

70
Q

Alpha, Beta, or Gamma hemolytic

S. pneumoniae

A

Alpha

71
Q

Alpha, Beta, or Gamma hemolytic

S. mutans

A

Alpha

72
Q

Alpha, Beta, or Gamma hemolytic

S. sanguis

A

Alpha

73
Q

Alpha, Beta, or Gamma hemolytic

S. consellatus

A

Alpha or Beta

74
Q

Alpha, Beta, or Gamma hemolytic

S. intermedius

A

Alpha or Beta

75
Q

Alpha, Beta, or Gamma hemolytic

S. anginosus

A

Alpha or Beta

76
Q

Alpha, Beta, or Gamma hemolytic

S. pyogenes

A

Beta

77
Q

Alpha, Beta, or Gamma hemolytic

S. agalactiae

A

Beta

78
Q

Alpha, Beta, or Gamma hemolytic

Enterococci

A

Gamma

79
Q

Alpha, Beta, or Gamma hemolytic

S. galloyticus

A

Gamma

80
Q

Lactose + or -

P. aeruginosa

A

-

81
Q

Lactose + or -

Proteus

A

-

82
Q

Lactose + or -

Klebsiella

A

+

83
Q

Lactose + or -

E. coli

A

+

84
Q

Oxidase + or -

Klebsiella

A

-

85
Q

Oxidase + or -

E. coli

A

-

86
Q

Oxidase + or -

Proteus

A

-

87
Q

Oxidase + or -

P. aeruginosa

A

+

88
Q

Oxidase + or -

Enterobacteriacae

A

-

89
Q

How long do cultures take?

A

3-5 days

Rapid diagnostic tests can take 15min to few hrs

90
Q

What are the various rapid diagnostic tests available?

A

Rapid antigen test

PCR

MALDI-TOF

91
Q

What is the gold standard antimicrobial susceptibility test?

A

Broth dilutions, however it is rarely done in practice

IPT: ID (11 decks)

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