Volume 16, Number 10—October 2010
CME ACTIVITY - Research
Changing Epidemiology of Pulmonary Nontuberculous Mycobacteria Infections
Rachel M. Thomson
on behalf of the NTM working group at the Queensland TB Control CentreQueensland Mycobacterial Reference Laboratory
on behalf of the NTM working group at the Queensland TB Control CentreQueensland Mycobacterial Reference Laboratory
Table 3
Clinical significance of nontuberculous mycobacteria isolates from pulmonary sites, Queensland, Australia, 2005*
| Species | Significant | Under evaluation | Not significant | Total |
|---|---|---|---|---|
| Slow growers | ||||
| Mycobacterium intracellulare | 79 (39.7) | 22 (11.1) | 98 (49.2) | 199 |
| M. avium | 18 (33.3) | 8 (14.8) | 28 (48.3) | 54 |
| MAC | – | – | 3 (100) | 3 |
| M. kansasii | 10 (52.6) | 3 (15.8) | 6 (31.6) | 19 |
| M. scrofulaceum | 3 (30) | – | 7 (70) | 10 |
| M. gordonae | 2 (11.1) | – | 16 (88.9) | 18 |
| M. lentiflavum | – | – | 5 (100) | 5 |
| M. asiaticum | – | – | 3 (100) | 3 |
| M. haemophilum | – | – | 1 (100) | 1 |
| M. simiae | – | – | 2 (100) | 2 |
| Unspeciated |
– |
– |
24 (100) |
24 |
| Rapid growers | – | – | – | – |
| M. abscessus | 7 (24.1) | 4 (13.8) | 18 (62.1) | 29 |
| M. chelonae | 3 (21.4) | 2 (14.3) | 9 (64.3) | 14 |
| M. fortuitum | 1 (5.3) | 1 (5.3) | 17 (89.4) | 19 |
| M. peregrinum | – | 1 (33.3) | 2 (66.7) | 3 |
| M. mucogenicum | – | – | 2 (100) | 2 |
| M. nonchromogenicum | – | 1 (50) | 1 (50) | 2 |
| Unspeciated |
2 (28.6) |
– |
5 (71.4) |
7 |
| Atypical mycobacteria NFI |
5(7.0) |
10 (14.1) |
56 (78.9) |
71 |
| Other |
– |
– |
3 (100) |
3 |
| Total | 130 | 52 | 306 | 488 |
*Values are given as no. isolates (% of total for species). MAC, Mycobacterium avium complex; –, not applicable; NFI, not further identified.
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