Microbiology Flashcards

1
Q

How can direct virus detection be done for PCR?

A

Nasopharyngeal swabs

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2
Q

What does the killed flu vaccine contain?

A

2 Influenza A viruses, 1 influenza B virus

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3
Q

The live attenuated flu vaccine is more effective than the killed vaccine in which age group?

A

Children aged 2-17

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4
Q

Where does H. influenzae tend to colonise in the body?

A

Upper respiratory tract

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5
Q

H. influenza is a Gram positive bacillus. True/False?

A

False

Gram negative bacillus

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6
Q

Which organisms are most commonly associated with exacerbations of COPD?

A

H. influenzae
Strep pneumoniae
Moraxella catarrhalis

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7
Q

Which organism causes whooping cough?

A

Bordetella pertussis

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8
Q

Strep pneumoniae is a B-haemolitic cocci in clusters. True/False?

A

False

A-haemolytic cocci in chains

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9
Q

The majority of organisms that cause HAP are Gram what?

A

Negative

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10
Q

If CURB56 score 0-2, which antibiotics are given?

A

Amoxicillin (Doxycycline if penicillin allergic)

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11
Q

If CURB65 score 3-5, which antibiotics are given?

A

Co-amoxiclav + Doxycyline (IV levofloxacin if penicillin allergic)

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12
Q

In severe HAP, which antibiotics are given?

A

Amoxicillin (Co-trimoxazole if penicillin allergic), Metronidazole, Gentamicin

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13
Q

Which antibiotics are used for Legionnaire’s disease?

A

Erythromycin/Clarithromycin

Levofloxacin if penicillin allergic

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14
Q

Which organism particularly causes pneumonia in AIDS patients?

A

Pneumocystis jiroveci

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