Chapter 46 Flashcards

1
Q

Why does TB primarily infect the lungs

A

It needs a large amount of oxygen to grow

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2
Q

What is it called when the bacteria need oxygen to live

A

Aerobic bacillus

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3
Q

What kind of room is used for someone with TB

A

Negative pressure room

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4
Q

Why do patients have to be treated over a long period of time when they have TB

A

Because it is slow growing

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5
Q

Where do the majority of TB cases come from in Canada

A

Foreign born citizens

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6
Q

TB has the highest prevalence among which population

A

Indigenous

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7
Q

Multi drug resistant tuberculous is resistant to which drugs

A

Isoniazid and Rifampin

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8
Q

What are the first line drugs for TB (RIPE)

A

Isoniazid
Ethambutol
Pyrazinamide
Rifampin

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9
Q

Which first line drug for TB cannot be given during pregnancy

A

Pyrazinamide

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10
Q

To lower the risk for MDR-TB we do what

A

Use multiple drugs

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11
Q

What are the second line drugs for TB (LAM)

A

Levfloxacin
Amikacin sulphate
Moxifloxacin hydrochloride

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12
Q

What is the primary drug of choice for treating TB

A

Isoniazid

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13
Q

Which TB drug do you need to watch for slow acetylators

A

Isoniazid

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14
Q

Which TB drug needs vitamin B6 to prevent peripheral neuropathy

A

Isoniazid

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15
Q

How much vitamin B6 is given with Isoniazid per day

A

25mg

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16
Q

Which anti TB drug can also treat leprosy

A

Ethambutol hydrochloride

17
Q

Which TB med cannot be given to children under 13

A

Ethambutol hydrochloride

18
Q

Which anti TB drug can cause changes in vision and blindness

A

Ethambutol hydrochloride

19
Q

Which anti TB drug should not be used when someone has GOUT or liver disease

A

Pyrazinamide

20
Q

Which anti TB drug should not be given to pregnant

A

Pyrazinamide

21
Q

Which anti TB drug causes hyperuricemia

A

Pyrazinamide

22
Q

Which anti TB drug causes discolouration of body fluids

A

Rifampin

23
Q

What is the most potent TB drug

A

Rifampin

24
Q

What is the vaccination called that reduces active TB

A

Bacille Calmette Guerin

25
Q

When will TB patients begin to see an improvement in their symptoms

A

Within 2 weeks

26
Q

How long is TB treatment

A

6-24 months

27
Q

When is the best time to get a sputum culture for someone with TB

A

In the morning

28
Q

Which anti TB drug can cause oral contraceptives to be ineffective

A

Rifampin