Tb Flashcards

1
Q

What are signs and symptoms of Tb

A

Fatigue
Weakness
Anorexia
Wt less
Night sweats
Low grade fever
Adenopathy
Malaise
Anxiety
Crackles
Diminished breath sounds
Hempotysis
Chest pain
productive cough

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2
Q

Tb is the leading cause of death in which immunocompromised pts

A

HIV/AIDES pts

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3
Q

How is TB spread

A

Airborne droplets

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4
Q

How long can TB be suspended in the air

A

For hours

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5
Q

What is required for transmission of TB

A

Close, frequent, or prolonged exposure

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6
Q

Who/what are at risk/have risk factors for TB

A

Homeless
Residents of inner-city neighborhoods
Foreign-born persons
Living or workin in healthcare institutions
IV drug users
Poverty, poor access to healthcare
Immunosuppression
Asian decent

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7
Q

What test do we do to determine if pt has TB

A

The Mantoux skin test

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8
Q

When doing the TB skin test, when should a pt come back after having the intradermal injection

A

48-72 hrs

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9
Q

If pt is immunocompromised how big does the Mantoux skin bump need to be for a positive TB result

A

greater than 5mm

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10
Q

What size should the skin test bump be for a pt who is at high risk for having TB

A

Greater than 10mm

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11
Q

If the pt is not high risk or immunocompromised, how big should the bump be for a positive TB skin test result

A

greater than 15mm

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12
Q

After a positive skin chest, what another diagnostic tool has to be done to confirm TB

A

A chest X-ray

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13
Q

What is the definitive way to diagnose TB

A

A sputum culture

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14
Q

When should we collect the sputum culture

A

In AM before eating or drinking

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15
Q

What should a pt rinse their mouth with doff doing sputum culture

A

Water

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16
Q

What if pt is on antibiotics when sputum is taken

A

Write what antibiotics pt is on and label accurately for lab

17
Q

How long is pt infectious with a + sputum culture after starting treatment

18
Q

How long does TB treatment typically take

19
Q

What should we make sure the pt does not have a hx of

A

Hx of liver problems or disease

20
Q

What beverage should Tb pts avoid

21
Q

What s/s of liver complication should we teach a Tb pt

A

Loss of appetite
Fatigue
Malaise
Jaundice
Dark urine
Unusual abdominal symps

22
Q

Should a pt stop taking Tb meds abruptly

23
Q

What masks should staff wear when pt is + for Tb

24
Q

What type of air pressure should their be in the room of a + tb pt

A

Negative air pressure room

25
When a + Tb pt leaves the room to go somewhere, what does staff need to place on pt
A surgical mask
26
What are first line TB drugs
isoniazid Rifampin Ethmbutol Pyranzinamide
27
What can isoniazid cause that is severe and sometimes fatal
Hepatitis
28
what should we watch to prevent sever and fatal hepatitis
Liver enzymes
29
What are all TB meds
Hepatotoxic
30
How many drugs will a TB pt take
Usually 2
31
Why will a tb pt take two tb drugs
To prevent them from getting a multi resistant organism
32
What should we monitor when a pt takes rifampin
Liver function
33
What should we tell pt to report when they’re taking rifampin
Abd pain Fatigue Yellowing of skin and eyes Warn pt that body fluids may turn reddish orange which can stain soft lens contacts Can interfere with birth control
34
What are adverse effects of rifampin
Hepatotoxicity Anaphylaxis Nephrotoxicity Renal failure Disseminated intravascular coagulation Easy bleeding, slow clotting (report this to HCP)
35
When pyrazinamide is combined with rifampin what toxicity chance is increased
Liver toxicity
36
What disease should we ask a pt to watch for s/s of
Gout
37
What should people taking pyrazinamide be cautious about
Sensitivity
38
If a pt is taking ethmbutol, what changes in their body do they need to notify us about
Visual changes Neuropathy
39
If you have the BCG vaccine what can happen when you have a skin TB test
It can result in a false positive