From: Increase in non-tuberculous mycobacteria isolated from humans in Tuscany, Italy, from 2004 to 2014
NTM species | No. of isolates (% of total isolates) | No. of isolates (% of species isolates) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Patient age range | Site of isolation | |||||||||||||
1–10 | 11–20 | 21–30 | 31–40 | 41–50 | 51–60 | 61–70 | 71–80 | >80 | Respiratory tract | Blood | Lymph node | Othera | ||
M. avium | 61 (41.5) | 8 (13.1) | 2 (3.3) | 1 (1.6) | – | 8 (13.1) | 7 (11.5) | 9 (14.8) | 20 (32.8) | 6 (9.8) | 40 (65.6) | 4 (6.6) | 11 (18.0) | 6 (9.8) |
M. intracellulare | 21 (14.3) | 3 (14.3) | – | – | 2 (9.5) | – | 2 (9.5) | 5 (23.8) | 6 (28.6) | 3 (14.3) | 17 (81.0) | – | 4 (19.0) | – |
M. gordonae | 17 (11.6) | – | – | – | 3 (17.6) | 4 (23.5) | 2 (11.8) | 3 (17.6) | 4 (23.5) | 1 (5.9) | 14 (82.4) | – | – | 3 (17.6) |
M. xenopi | 14 (9.5) | – | – | – | 5 (35.7) | 2 (14.3) | 2 (14.3) | 4 (28.6) | – | 1 (7.1) | 14 (100.0) | – | – | – |
M. fortuitum | 10 (6.8) | – | – | – | – | 1 (10.0) | 2 (20.0) | 3 (30.0) | 4 (40.0) | – | 7 (70.0) | – | – | 3 (30.0) |
M. kansasii | 7 (4.8) | – | – | 1 (14.3) | – | – | 1 (14.3) | 4 (57.1) | 1 (14.3) | – | 7 (100.0) | – | – | – |
M. celatum | 3 (2.0) | 1 (33.3) | – | – | – | – | – | 1 (33.3) | 1 (33.3) | – | 2 (66.6) | – | 1 (33.3) | – |
M. abscessus | 2 (1.4) | – | – | – | – | – | – | – | 1 (50.0) | 1 (50.0) | 1 (50.0) | – | – | 1 (50.0) |
M. chelonae | 2 (1.4) | – | – | – | 1 (50.0) | 1 (50.0) | – | – | – | – | 2 (100.0) | – | – | – |
M. marinum | 2 (1.4) | – | – | – | – | 2 (100.0) | – | – | – | – | – | – | – | 2 (100.0) |
M. lentiflavum | 2 (1.4) | – | – | – | – | – | – | 2 (100.0) | – | – | 2 (100.0) | – | – | – |
M. simiae | 2 (1.4) | – | – | – | – | – | 1 (50.0) | – | 1 (50.0) | – | 2 (100.0) | – | – | – |
M. scrofulaceum | 1 (0.7) | – | – | – | – | – | –– | – | 1 (100.0) | – | 1 (100.0) | – | – | – |
M. triplex | 1 (0.7) | – | – | – | – | – | – | – | – | 1 (100.0) | 1 (100.0) | – | – | – |
M. phocaicum | 1 (0.7) | – | – | – | – | – | – | – | – | 1 (100.0) | 1 (100.0) | – | – | – |
M. bolletii | 1 (0.7) | – | – | – | – | – | – | – | 1 (100.0) | – | 1 (100.0) | – | – | – |
Total | 147 (100.0) | 12 (8.2) | 2 (1.4) | 2 (1.4) | 11 (7.5) | 18 (12.2) | 17 (11.6) | 31 (21.1) | 40 (27.2) | 14 (9.5) | 112 (76.2) | 4 (2.7) | 16 (10.9) | 15 (10.2) |