122 - Lung Abscess

Question 1

Acute lung abscess duration > __

Answer 1

4-6 weeks

Question 2

The main reason for lung abscess is __ of __ bacteria

Answer 2

aspiration

anaerobic

Question 3

What are the most common areas in which lung abscess form?

Answer 3

dependent areas- posterior upper lobe. superior lower lobe, more in the right lung

Question 4

Secondary abscess is post __ or due to a __ disease

Answer 4

obstruction (tumor, foreign body)

systemic (HIV, immunosuppression)

Question 5

The common pathogens causing lung abscess are __ and __. In immunosuppressive patient- __

Answer 5

pseudomonas
G (-)
fungal

Question 6

What is Lemierre’s syndrome?

Answer 6

infectious thrombophlebitis of the internal jugular vein

Question 7

What is putrid?

Answer 7

abscess with ranking smell, phlegm or empyema- pathognomonic for anaerobic abscess

Question 8

Diagnosis of lung abscess is done with __ (space with thicken borders and air-fluid level), but __ is more accurate.

Answer 8

CXr

CCT

Question 9

__ and __ cultures together with __ for opportunistic pathogens of lung abscess should be taken in the following cases: 2

Answer 9

blood
phlegm
serology 
secondary abscess
failure of empiric treatment

Question 10

Treatment for lung abscess should be continues until __ disappearance of the abscess (- weeks).

Answer 10

radiologic

3-14

Question 11

Empiric treatment for lung abscess should cover typical __ and __ pathogens:

• __ until clinical recovery and than __
• __/__ until stable, followed by __

Answer 11

anaerobes
streptococcus
IV clindamycin 
PO
B-lactam/B-lactamase IV
amoxicillin- clavulanate PO