08.20 - Pneumonia, CAP Part 3 (Cross) - Questions Flashcards Preview

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Flashcards in 08.20 - Pneumonia, CAP Part 3 (Cross) - Questions Deck (30):
1

Cause of bronchial breath sounds

Dense consolidation of lung parenchyma (pneumonia) results in transmission of large airway noises to periphery

2

When will percussion of lungs have deadend tone

If air-filled tissue is displaced by fluid or infiltrated w/ white cells and bacteria

3

In the presence of consolidation, tactile fremitus becomes

more pronounced.

4

Which of the following is not a CAP: S Aureus, H Influenzae, K pneumoniae, M catarrhalis

All are CAP causes

5

Currant Jelly sputum; Chronic alcoholics and malnourished

K pneumoniae

6

Post-viral respiratory infection

S Aureus

7

6 serotypes; Encapsulated and Non-; Gram neg coccobacillus

H influenzae

8

Grows on chocolate agar; Requires factors V and X for growth

H influenzae

9

Necrotizing pneumonia with abscess formation

S Aureus, K Pneumoniae

10

H influenzae: treatments of choice for mild infection and serious infection

Amoxicillin for mild, Ceftriaxone for serious

11

Also causes otitis media, epiglottitis, meningitis

H influenzae

12

Vaccine for this bug incorporates the capsular polysaccharide b; Ab's against the capsule are protective

H influenzae

13

Common bacterial causes of acute COPD exacerbations

H influenzae, M catarrhalis

14

3 important pearls about S Aureus

Post-viral; HAP; Necrotizing

15

3 important pearls about H Influenzae

Capsule; COPD; Chocoalte agar

16

3 important pearls about K pneumoniae

Capsule; Necrotizing; Chronic alcoholics and malnourished

17

2 important pearls about M cararrhalis

COPD; Elderly

18

T/F: Prolonged Abx tx is risk factor for HAP

TRUE

19

Two important facets of treating HAP

Cover resistant gram positives, such as MRSA, with Vanc; Cover resistant gram negatives, such as Pseudomonas; with 4th gen Cephalosporin or Zosyn

20

How do you cover resistant gram positives, such as MRSA

Vancomycin

21

How do you cover resistant gram negatives, such as Pseudomonas

4th gen cephalosporin or Zosyn

22

2 most common organisms that cause HCAP

Pseudomonas Aeruginosa, Staph Aureus

23

1st gen macrolide

Erythromycin

24

2nd gen macrolide

Clarithromycin

25

3rd gen macrolide

Azithromycin

26

Aminoglycoside

Gentamicin

27

Staph Aureus vs Epidermidis

Catalase-positive; Coagulase negative; Hemolytic

28

Chief virulence factor of H influenzae

Capsule

29

Pseudomonas has the ability to survive in

water

30

Drug of choice for extended spectrum beta-lactamase-producing organisms

Carbapenem