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Microbiology > Causative Organism > Flashcards

Causative Organism Flashcards

0
Q

Erysipelas

A

GABHS- Strep pyogenes

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1
Q

Impetigo contagiosa

A

GABHS- Strep pyogenes

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2
Q

Necrotizing fascitid

A

GABHS- Strep pyogenes - exotoxin B

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3
Q

Most common bacterial cause of pharyngitis

A

GABHS- Strep pyogenes

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4
Q

Scarlet fever

A

GABHS- Strep pyogenes

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5
Q

Streptococcal toxic shock syndrom

A

GABHS- Strep pyogenes- pyogenic exotoxin A

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6
Q

Acute rheumatic fever

A

GABHS- Strep pyogenes

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7
Q

Postpharyngitic or post impetigo GN

A

GABHS- Strep pyogenes

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8
Q

Mcc of neonatal sepsis, pneumonia and meningitis

A

Group B strep -Strep agalactiae

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9
Q

UTI in pregnant women

A

Group B strep -Strep agalactiae

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10
Q

UTIs due to indwelling urinary catheters

A

Group D strep -Enterococcus faecalis

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11
Q

Biliary tract infection

A

Group D strep- Enterococcus faecalis

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12
Q

Endocarditis in patients who underwent GI surgery

A

Group D strep- Enterococcus faecalis

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13
Q

Marantic endocarditis in patients with abdominal malignancy

A

Group D strep -Streptococcus bovis

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14
Q

Mcc of CAP

A

S Pneumoniae

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15
Q

Mcc of OM, sinusitis, bacterial meningtis

A

S Pneumoniae

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16
Q

Dental caries

A

S mutans -S Viridians

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17
Q

Mcc of subacute and native valve endocarditis

A

S Viridians- S sanguis

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18
Q

Brain abscesses

A

S Viridians- S intermedius

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19
Q

Woolsorter’s disease

A

Bacillus anthracis

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20
Q

Malignant pustule

A

Bacillus anthracis

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21
Q

Watery nonbloody diarrhea resembling clostridial gastroenteritis

A

Bacillus cereus -Diarrheal form

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22
Q

N and V, similar to staphylococcal food poisoning

A

Bacillus cereus- emetic form

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23
Q

Ophthalmitis post penetrating eye injury

A

Bacillus cereus

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24
Q

Botox

A

Clostridium botolinum’s- exotoxin A

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25
Q

Diplopia, dysphonia, dysarthria, dysphagia (4D)

A

Clostridium botolinum

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26
Q

Floppy Baby syndrome

A

Clostridium botolinum

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27
Q

Gas gangrene

A

Clostridium perfringens -a toxin

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28
Q

Watery diarrhea with cramps and little vomiting

A

Clostridium perfringens

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29
Q

Pseudomembranes

A

Clostridium difficile- exotoxin A and B

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30
Q

Pseudomembranous colitis

A

Clostridium difficile

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31
Q

Diphtheria

A

Cornybacterium diphtheriae

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32
Q

Granulomatosis infantiseptics

A

Listeria monocytogenes

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33
Q

Most common cause of meningitis among ages 2-18

A

N meningitidis

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34
Q

Meningococcenia

A

N meningitidis

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35
Q

Purpura fulminans

A

Meningococcemia- N meningitidis

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36
Q

Waterhouse friderichsen syndrone

A

N meningitidis

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37
Q

Ophthalmia neonatorum

A

N gonorrhea

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38
Q

Mcc of urethritis

A

N gonorrhea

39
Q

Mcc of PID

A

N gonorrhea

40
Q

Mcc of septic arthritis in sexually active adults

A

N gonorrhea

41
Q

Culture negative subacute bacterial endocarditis

A

Eikenella corrodens; kingella kingae

42
Q

Mcc of epiglottitis

A

H influenzae

43
Q

Tuspirina

A

Bordtella perrussis- tracheal cytotoxin

44
Q

Pontiac fever, atypical pneumonia

A

Legionella pneumophilia

45
Q

Shiga-like; bloody diarrhea

A

E coli- verotixin

46
Q

Mcc of community acquired UTI

47
Q

2nd mcc of neonatal meningitis

48
Q

Mcc of traveler’s diarrhea

49
Q

Backpacker’s diarrhea

50
Q

Enterocolitis

A

Salmonella enteritidis/ s typhirum

51
Q

Typhoid fever

A

Salmonella typhi- vi capsular antigen

52
Q

Mcc of bacillary dysentery

A

Shigella - Sonnei duval’s bacillus

53
Q

Most severe form of bacillary dysentery: mcc of epidemic dysentery

A

Shigella dysenteriae type I

54
Q

Bacillary dysentery

A

Shigellosis

55
Q

Mcc of bacterial GE

A

Campylobcter jejuni

56
Q

Gastric carcinoma; MALT lymphoma

57
Q

Mcc of pneumonia in alcoholics

A

Klebsiella pneumoniae

58
Q

Staghorn calculi

A

Urease- proteus mirabilis

59
Q

Burn wound infections

A

Pseudomonas

60
Q

Hot tub folliculitis

A

Pseudomonas

61
Q

Skin graft loss due to infection

A

Pseudomonas

62
Q

Green nail infection

A

Pseudomonas

63
Q

Pubic osteomyelitis, puncture wound osteomyelitis

A

Pseudomonas

64
Q

Mcc of otitis externa (malignant)

A

Pseudomonas

65
Q

Ventilator acquired pneumonia

A

Pseudomonas

66
Q

Typhilitis

A

Pseudomonas

67
Q

Shanghai feber

A

Pseudomonas

68
Q

Peritonitis in patients undergoing peritoneal dialysis

A

Pseudomonas

69
Q

Ecthyma gangronosun

A

Pseudomonas

70
Q

Febrile neutropenia

A

Pseudomonas

71
Q

Abdominal abscess, peritonitis, cerebral abscess

A

Bacteroides fragilis

72
Q

Undulating fever

A

Brucella abortus

73
Q

Tularemia

A

Francisella tularensis

74
Q

Bubonic,pneumonic, septicemic plague

A

Yersinia pestis

75
Q

Buboes

A

Yersinia pestis

76
Q

Mycetomas, lung and brain abscesses

A

Nocardia asteroides

77
Q

Sinus tracts draining sulfur granules

A

Actinomyces israelii

78
Q

Walking pneumonia

A

Mycoplasma pneumoniae

79
Q

Mcc cause of atypical pneumonia

A

Mycoplasma pneumoniae

80
Q

Mcc infectious cause of SJS

A

Mycoplasma pneumonia

81
Q

Chancroid

82
Q

Relapsin fever

A

Borrelia recurrentis

83
Q

Jaundice, bleeding, uremia (triad)

A

Weil syndrome

84
Q

Most common STD overall

A

Chlamydia trachomatis

85
Q

Trachoma

A

C trachomatis A-C

86
Q

Neonatal pneumonia with stoccato cough

A

C trachomatis D-K

87
Q

Lymphogranuloma venereun

A

C trachomatis L1-L3

88
Q

Buboes

A

C trachomatis L1-L3 (lymphogranuloma venerum)

89
Q

Atypical pneumonia with atherosceloris

A

Chlamydia pneumoniae

90
Q

Bird fancier’s disease

A

Chlamydia Psittaci

91
Q

Q fever

A

Rickettsia- coxiella burnetti

92
Q

Bacillary angiomatoais

A

Bartonella henselae

93
Q

Cat scratch disease

A

Bartonella henselae

94
Q

Bacterial vaginosis

A

Gardnerella vaginalis

95
Q

Granuloma inguinale (donovanosis)

A

Klebsiella granulomatis

96
Q

Beefy red ulcer; pseudobuboe

A

Granuloma inguinale

Microbiology (21 decks)

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