TB tuberculosis Flashcards

1
Q

What is TB

A

infectious disease with micro bacterium tuberculosis

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2
Q

How is TB transmitted?

A

Airborne

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3
Q

How do they diagnosis TB?

A

TB is encased, forms a round nodule or tubercle and it shows up on an X-ray

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4
Q

Does TB only infect the lungs?

A

Typically, but it can spread to any organ in the blood

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5
Q

When does the risk of transmission decrease?

A

2-3 weeks after antituburculin therapy

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6
Q

How do you prevent TB

A

if you live in high risk areas you should be screened every year
Family members should be screened
migrant farm workers and people outside US are high risk

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7
Q

How does TB come up

A

Slow onset, may not be aware until advancement of disease

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8
Q

TB diagnosis possibilities

A

Persistent cough
chest pain
weakness
weight loss
anorexia
hemoptysis dyspnea
fever
night sweats
chills

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9
Q

How can you get TB?

A

contact w/untreated
socioeconomic status
immunocompromised
crowded environments
age
travel outside US
immigration
substance use
health care occupation

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10
Q

What should you expect from infected people?

A

Persistant cough longer than 3 weeks
purulent sputum, possibly blood streaked
fatigue lethargy
weight loss anorexia
night sweats low grade fever

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11
Q

How do you test for TB?

A

Nucleic amp. test
rapid tests are mostly accurate

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12
Q

When are results for test available for Nucleic Acid?

A

2 hrs

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13
Q

Quantiferon-TB Gold

A

Blood test: whole blood sample
active/latent testing
available within 24 hr.

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14
Q

What does the nurse (you) do to test?

A

Obtain 3 samples in the early morning
wear protective equipment
obtain samples in negative airflow room

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15
Q

Montoux test

A

within 2-10 weeks of exposure
intradermal infection-read 48-72 hrs

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16
Q

Why do they do a chest x-ray?

A

detect active lesions in lungs

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17
Q

What now?

A

Admin heated and humidified oxygen
prevent transmission
medications
nutrition
emotional support

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18
Q

What is the PPE you’ll use?

A

N-95 mask
negative air flow
barrier protection
client wears mask
teach client to cough into tissue

19
Q

what steps do you take for nutrition?

A

fluid intake
well balanced diet
foods rich in: protein, iron, vitamin C, and B

20
Q

what medications are prescribed for TB?

A

Combo therapy taken 6-12 months
isoniazid, rifampin, pyrazinamide, ethambutol

21
Q

what medications are prescribed for TB?

A

Combo therapy taken 6-12 months
isoniazid, rifampin, pyrazinamide, ethambutol

22
Q

Why does the client need to complete series of Rx prescribed?

A

all bacteria needs to be gone, decreases the chance of resistance

23
Q

What does Isoniazid do? (INH)

A

inhibits growth of micro bacteria kills wall of mycelia acid

24
Q

How do you take Isoniazid?

A

empty stomach
monitor: hepatotoxicity
Vitamin B6
LFT (prior) and monthly after

25
Q

Education Isoniazid

A

No alcohol
=hepatotoxicity
reports signs of hepatotoxicity

26
Q

What are signs of hepatotoxicity

A

Jaundice
anorexia
malaise
fatigue
nausea
nephrotoxicity (tingling hands and feet)

27
Q

Rifampin RIF what does this do?

A

Bacteriacidal antibiotic-inhibits DNA RNA

28
Q

What do you watch out for with Rifampin?

A

Hepatotoxicity
Liver function testing (prior-and monthly after)

29
Q

Rifampin education

A

your urine and secretions will be orange
report signs of pain, swelling, joints, loss of appetite, jaundice, malaise
can interfere with oral contraceptives.

30
Q

Pyrazinamide PZA what it do?

A

bacteriostatic and cidal

31
Q

What do you monitor for with PZA

A

hepatotoxicity
gout history
LFT*****baseline and every 2!! weeks

32
Q

Education PZA

A

Glass o’water
prevents gout and kidney problems
report yellowing skin/eyes, pain, swelling of joints, or malaise immediately
no alcohol

33
Q

Ethambutol EMB

A

suppresses RNA (no kids 8<)

34
Q

What are you going to assess for?

A

baseline visual acuity
monthly
color discriminations ability before
stop if ya hit toxic

35
Q

What are you gonna report right away with EMB

A

visual changes

36
Q

Streptomycin sulfate

A

amino glycoside antibiotic. potentiation of macrophages

37
Q

Nursing actions

A

ONLY used with pt.’s with multi drug resistance
OTOTOXIC
report change in urine and renal

38
Q

Client Education

A

Drink at least 2L of fluid
Notify of hearing problem

39
Q

Who helps with assistance for TB meds?

A

Social services

40
Q

Where can you refer them to follow up?

A

community clinic -monitors medication regimen and status of disease

41
Q

Education Client

A

treated at home
Airborne precautions not needed at home
exposed family=get tested
take medication completely 6-12 months up to 2 years for drug resistant TB
Follow up care for full year
proper hand hygiene
cover mouth sneezing coughing
tissues used go into plastic bag
Active TB wear masks

42
Q

How often are TB sputum samples needed

A

every 2-4 weeks

43
Q

when are you considered no longer infectious?

A

after three consecutive sputum samples