Table 1.
Baseline characteristics of 29 patients with NTM tracheobronchial invasion.
| Characteristic | Value |
|---|---|
| Demographics | |
| Age, y | 46.5 (40.5–54.0) |
| Female | 13 (44.8) |
| Male | 16 (55.2) |
| BMI, kg/m² | 20.2(19.4–22.2) |
| Comorbidities | |
| AIDS | 5 (17.2) |
| Diabetes mellitus | 2 (6.9) |
| Anti-IFN-γ autoantibody syndrome | 1 (3.4) |
| Prior pulmonary tuberculosis | 3 (10.3) |
| Other malignancy | 2 (6.9) |
| Clinical Presentation | |
| Cough | 29(100) |
| Expectoration | 26(89.7) |
| Hemoptysis | 8(27.7) |
| Fever | 12(41.4) |
| Weight loss | 7(24.1) |
| Skin/soft tissue | 10(34.5) |
| Lymphadenopathy | 16(55.2) |
| Bone involvement | 11(37.9) |
| Diagnostic Characteristics | |
| Diagnostic, d | 130 (44-239) |
| Misdiagnosed as pulmonary tuberculosis | 19(65.5) |
| Misdiagnosed as lung cancer | 5(17.2) |
| Radiologic Features | |
| Cavitary lesion | 3(10.3) |
| Nodular opacities | 24(82.6) |
| Patchy shadows | 23(79.3) |
| Hilar/mediastinal lymphadenopathy | 17(58.6) |
| Linear opacities | 13(44.8) |
| Pleural effusion | 13(44.8) |
| Bronchial stenosis/obliteration | 12(41.4) |
| Pleural thickening. | 12(41.4) |
| Bone destruction | 11(37.9) |
| Consolidation | 8(27.6) |
| Pericardial effusion | 6(20.7) |
| Mass | 4(13.8) |
| Bronchiectasis | 2(6.9) |
| Microbiologic Confirmation | |
| Sputum culture positive | 11(39.3%, 11/28) |
| BALF culture positive | 12(46.2%, 12/26) |
| mNGS positive | 12(100) |