Bacteriology

Chest tube + lavage-irrigation

N = 127

Chest tube thoracostomy

N = 119

Culture positive

61 (48.03)

49 (41.17)

Gram positive aerobic organisms

Staphylococcus aureus

Staphylococcus epidermidis

Streptococcus pneumoniae

Streptococcus pyogenes

Enterococcus faecalis

14

2

5

2

2

11

5

4

0

1

Gram-Negative aerobic organism

Haemophilus influenzae

Citrobacter freundii

Klebsiella pneumoniae

3

0

8

3

1

4

Anaerobic organisms

Bacteroides melaninogenicus

Bacteroides vulgatus

Peptostreptococcus

Echerichia coli

1

0

3

19

0

1

7

10

Fungal organism

Aspergillus fumigatus

Candida albicans

1

1

0

2