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UNIT 9 MULTI-SYSTEMS > P2 MICROBIOLOGY > Flashcards

P2 MICROBIOLOGY Flashcards

1
Q

most common gram - bacterial causes of UTIs

A

Escherichia coli

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2
Q

gram + bacterial cause of UTIs in young sexually active women

A

Staphylococcus saprophyticus

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3
Q

gram + bacterial cause of UTIs in hospitalised patients especially with AIDS

A

Enterococcus species & Staphylococcus epidermidis

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4
Q

Organisms that cause UTIs by HEMATOGENOUS SPREAD

A
  • Staphylococcus aureus
  • Salmonella typhi
  • M. tuberculosis
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5
Q

viral UTI causes

A
  • Mumps
  • Adenovirus
  • Human polyomavirus
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6
Q

fungal UTI causes

A
  • Candida spp
  • Histoplasma capsulatum
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7
Q

Parasitic UTI causes

A
  • Schistosoma haematobium
  • Trichomonas vaginalis
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8
Q

lower urinary symptoms in healthy non-pregnant women is under which UTI category

A

Uncomplicated UTI

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9
Q
  • health care associated , men , immunosuppressed
  • pregnant women , RF , renal transplant
  • urinary retention from neurological disorders
    all are under which UTI category
A

complicated UTI

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10
Q

Presence of indwelling catheter with UTI symptoms is under which UTI category

A

CA-UTI ; catheter associated

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11
Q

Diagnostic criteria for CA-UTI

A

Presence of >= 10*3 CFU/ML in single catheter urine specimen

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12
Q

significant number of bacteria in urine in the absence of symptoms is under which UTI category

A

ASYMPTOMATIC BACTERIURIA

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13
Q

Failure to treat ASYMPTOMATIC BACTERIURIA in pregnant women & children results in

A

renal damage

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14
Q
  • no fever, flank pain, or other suspicion for pyelonephritis
  • premenopausal, non-pregnant woman
  • no known urogenital abnormalities or relevant comorbidities
    all are definitions for
A

acute uncomplicated cystitis

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15
Q

common pathogen causing Uncomplicated UTI

A

E.coli

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16
Q

common pathogen causing complicated UTI

A
  • antibiotic-resistant E.coli
  • P. aeruginosa
17
Q

common pathogen causing CA-UTI

A
  • P.mirabilis
  • morganella morganii
18
Q

what are you testing for in urine dipstick

A

nitrite+ (presence of Enterobacteriaceae )

19
Q

Identify the shown agar

A

MacConkey agar

20
Q

Asymptomatic bacteriuria in pregnancy
Increase the risk of

A

pre-term delivery and low birth weight

UNIT 9 MULTI-SYSTEMS (24 decks)

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