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Table 5 Bacteriological findings among patients who underwent bronchoalveolar lavage, brush cytology and/or bronchial washing (n = 157)

From: Diagnoses from lung specimen collected through flexible bronchoscopy from patients in a tertiary hospital in Dar es Salaam Tanzania: a retrospective cross-sectional study

Laboratory findings

Frequency (n)

Percent (%)

Gram stain(n = 25)

 Gram positive

  Bacilli

2

8

  Cocci

15

60

 Gram negative

 Bacilli

4

16

 Cocci

4

16

Non MTB Bacterial Culture (n = 76)

 No Growth

49

64.5

 Normal Flora

18

23.7

 S. pneumoniae

3

3.9

 P. aeruginosa

4

5.3

 E.coli

2

2.6

GeneXpert MTB/RIF (n = 56)

 M. tuberculosis not detected

50

89.3

 M. tuberculosis detected

6

10.7

  1. MTB Mycobacterium tuberculosis, RIF Rifampicin