Analytical Phases Of Clinical Samples Flashcards

1
Q

For antimicrobial susceptibility testing, the method that determines the category determinable or existent but not the MIC is…

A

QUALITATIVE METHOD

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2
Q

The clinical specimen used in the diagnosis of bacteremia is…

A

BLOOD

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3
Q

With the new 2019 EUCAST definitions used to interpret anti-microbial susceptibility testing the “I” in the intermediate category for a given antibiotic means that the bacteria isolated is?

A

-Susceptible to increased dosage

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4
Q

The rapid diagnosis is….

A
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5
Q

Mass spectrometry MALDI-TOF is based on…

A
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6
Q

In the diagnosis of bacterial vaginosis, which group of bacteria is generally scarce or absent using a gram-stained smear of vaginal secretions?

A
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7
Q

Bacteria count expressed in CFU/mL is fundamental for the diagnosis of…

A
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8
Q

Do you remember the quantitative culture or the semi-quantitative culture?

A
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9
Q

The indirect diagnosis is…

A
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10
Q

The 16S rRNA gene or rDNA gene is a marker for…

A
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11
Q

When a bronchoalveolar lavage fluid is collected for diagnosis of lower respiratory tract infections, indicate the screening method used and the results of the screening to consider the specimen acceptable.

A
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12
Q

Sputum cultured or induced is collected; indicate the criteria to consider the culture likely to be significant.

A

No, or less than 10, epithelial cells per unit; no saliva

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13
Q

A mid-stream urine sample is collected; indicate the criteria to consider the culture significant and or nor in females with cystitis.

A
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14
Q

Give a few examples of the preanalytical phases important for some specific specimens (blood culture preanalytical phases, urine, sputum for respiratory tract infection)

A
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15
Q

Describe the cumulative antimicrobial susceptibility testing report briefly

A
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16
Q

The prescription of the right test to the right patient at the right time belongs to…

A
17
Q

The presence of KPC was detected by multiple PCR in carbapenem-resistant Klebsiella Pneumonia strain before conventional antibiogram was available. How to interpret this resul with respect to the known gram-negative agents ceftolozane/tazobactam, ceftazidime/avibactam, and meropenem/vaborbactam?

A

Ceftazidime/avibactam and meropenem/vaborbactam are effective

18
Q

MbetaL was detected in carbepenem-resistant Klebsiella Pneumonia, what antibiotic is efffective?

A

Only CEFIDEROCOL is effective