Infectious Diseases Flashcards

1
Q

Encapsulated organisms

A
Salmonella 
Nisseria 
Klebsiella
Haemophilus Influenzae
Cryptococcus neoformans
Pseudomonas
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2
Q

Incubation time for dengue

A

3-14 days

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3
Q

Incubation time for legionella

A

2-10 days

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4
Q

Incubation time for p. Falciprum

A

6-30 days

Definitely less than 3 months

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5
Q

Incubation time for p. Vivax

A

8 days - 12 months

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6
Q

Incubation time for liver abscess

A

More than 6 weeks

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7
Q

What is the presentation of disseminated gonococcal infection?

A

Polyarthralgia
Dermatitis
Tenosynoitis

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8
Q

Microbiology of T Whipplei.

A

Gram positive bacillus

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9
Q

What are the four cardinal features of late onset whipples disease?

A

Arthralgias
Weight loss
Diarrhoea
Abdominal pain

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10
Q

What is mechanism of linezolid?

A

Inhibition of 50s subunit.

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11
Q

What is the major side effect of enfuviritide?

A

Bacterial pneumonia

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12
Q

Empiric treatment of vertebral osteomyelitis?

A

Ceftriaxone

Vancomycin

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13
Q

Long bone osteomyelitis empiric therapy?

A

Flucloxacillin
And
Vancomycin (sick or concerned about MRSS)

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14
Q

How long do you delay ARVT in a patient with HIV and pulmonary TB?

A

2 weeks

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15
Q

What is the empiric therapy for acute epididimo-orchitis?

A

Ceftriaxone stat
Azithromycon stat
Doxycycline 14 days

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16
Q

What is the treatment of whipples disease?

A

Ceftriaxone for 2 weeks

Bactrim for 1 year

17
Q

What is the mechanism of the polyenes?

A

Sterol interaction forming pore formation in cell membranes.

18
Q

What is the mechanism of the azoles?

A

Inhibition of ergosterol synthesis

19
Q

What is the mechanism of the echinocandins?

A

Inhibition of beta glucan synthesis

20
Q

What is the mechanism of the allylamines?

A

Inhibition of squalene oxidase.