Table 3.
Nontuberculous Mycobacteria Species Identified From Pulmonary and Extrapulmonary Index Specimens
| Organism | Extrapulmonary N = 68 |
Pulmonary N = 231 |
|---|---|---|
| Mycobacterium avium complex, n (%) | 28 (41.2) | 166 (71.9) |
| M. avium | 16 (23.5) | 96 (41.6) |
| Mycobacterium intracellulare subsp. chimaera | 2 (2.9) | 2 (0.9) |
| M. intracellulare subsp. intracellulare | 5 (7.4) | 43 (18.6) |
| Other | 0 | 1 (0.4) |
| Not otherwise specified | 5 (7.4) | 24 (10.4) |
| Non-M. avium complex, n (%) | 39 (57.4) | 67 (29.0) |
| Mycobacterium abscessus complex | 9 (13.2) | 20 (8.7) |
| Mycobacterium chelonae complex | 13 (19.1) | 4 (1.7) |
| Mycobacterium fortuitum group | 8 (11.8) | 19 (8.2) |
| Mycobacterium kansasii | 4 (5.9) | 6 (2.6) |
| Other | 5 (7.4) | 17 (7.4) |
| Not otherwise specified | 0 | 1 (0.4) |
| Not Mycobacterium tuberculosis, not characterized further, n (%) | 1 (1.5) | 0 |
Two pulmonary index specimens had >1 species reported: M. abscessus complex and M. chelonae complex (1) and M. avium and M. abscessus complex (1).