Tuberculosis Flashcards
1
Q
Hallmark sx of TB
A
- Fatigue, weight loss, fever, night sweats, productive cough
- Lymphadenopathy
- Travel to endemic area
2
Q
What will CXR show for TB?
A
Pulmonary opacities
3
Q
What is needed to confirm TB?
A
Sputum cultures
4
Q
What bacteria causes TB?
A
Mycobacterium Tuberculosis
5
Q
What physical findings might you find during exam or TB patients
A
- dullness w/decreased fremitus
- Posttussive crackles
- Amphorae (hollow breath sounds)
6
Q
What pulmonary signs might you find on examination of a TB patient
A
Clubbing of fingers
7
Q
How many specimen samples do you need?
A
3, consecutive morning specimens
8
Q
How much sputum do you need for adequate diagnostic yield?
A
5-10ml is optimal
9
Q
Treatment for TB
A
- Isoniazid (INH) 5mg/kg (usually 300mg) QD
- Rafampin 300mg PO BID
10
Q
What should be considered while giving INH?
A
- Hepatic toxicity
- Place on Vitamin B6 50mg QD
- LFT
11
Q
What should be considered while giving Rifampin?
A
- Body fluids turn reddish-orange
- Do not wear contacts
