38. Lung abscess Flashcards Preview

Respiratory > 38. Lung abscess > Flashcards

Flashcards in 38. Lung abscess Deck (12):
1

Lung abscess

localized collection of pus within parenchyma

2

lung abscess caused by (mechanism)

1. aspiration (of orophyngeal contents)
2. brochial obstruction (vsnvrt

3

tx

clindamycin

4

cxr

air-fluid level

5

fluid levels in XR suggest

cavitation

6

lLung abscess oganisms

1. anaerobes (bacteroids, peptostreptococcus, fusobacterium)
2. S aureus
3. Klebsiella

7

Lung abscess aerobic organisms

2. S aureus
3. Klebsiella

8

Lung abscess anaerobic organisms

bacteroids,
peptostreptococcus,
fusobacterium)

9

Lung abscess 2ry to aspiration is most ofte n found in.. (location)

right lung:
upright --> basala segment of right lower lobe

supine --> posterio segment of right upper lobe or superior segment of right lower lobe

10

• What is a lung abscess?


A localized collection of pus within the lung parenchyma

11

• Name two conditions that can predispose a patient to lung abscess formation.

Bronchial obstruction (e.g., tumor) or oropharyngeal content aspiration (e.g., loss of consciousness during seizures or heavy alcohol use)

12

• What finding on chest x-ray is suggestive of a lung abscess?

Air-fluid levels