Table 3.
Comparison of imaging features on chest computed tomography of patients with pulmonary histoplasmosis and tuberculosis.
| Histoplasmosis | Other etiologies | P-value | Tuberculosis | Other etiologies | P-value | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Radiological Pattern | n | % | n | % | p | n | % | n | % | p |
| Consolidation | 1 | (3.7) | 6 | (12.5) | 0.208 | 2 | (28.6) | 5 | (7.4) | 0.066 |
| Ground-glass opacity | 0 | 2 | (4.2) | 0.282 | 0 | 2 | (2.9) | 0.646 | ||
| Nodule | 25 | (92.6) | 24 | (50.0) | < 0.001 | 2 | (28.6) | 47 | (69.1) | 0.032 |
| Mass | 1 | (3.7) | 5 | (10.4) | 0.304 | 0 | 6 | (8.8) | 0.413 | |
| Random micronodules | 0 | 0 | 0 | 0 | ||||||
| Perilymphatic micronodules | 0 | 2 | (4.2) | 0.282 | 0 | 2 | (2.9) | 0.646 | ||
| Centrilobular micronodules | 0 | 9 | (18.8) | 0.016 | 3 | (42.9) | 6 | (8.8) | 0.008 | |
| Associated Findings | ||||||||||
| Cavity | 0 | 6 | (12.5) | 0.055 | 4 | (57.1) | 2 | (2.9) | < 0.001 | |
| Mediastinal lymphadenopathy | 3 | (11.1) | 5 | (10.4) | 0.925 | 1 | (14.3) | 7 | (10.3) | 0.745 |
| Hilar lymphadenopathy | 5 | (18.5) | 7 | (14.6) | 0.655 | 0 | 12 | (17.6) | 0.225 | |
| Pleural effusion | 2 | (7.4) | 6 | (12.5) | 0.493 | 1 | (14.3) | 7 | (10.3) | 0.745 |
| Location and Distribution | ||||||||||
| Unilateral (Right) | 11 | (40.7) | 17 | (35.4) | 0.647 | 2 | (28.6) | 26 | (38.2) | 0.615 |
| Unilateral (Left) | 16 | (59.3) | 15 | (31.3) | 0.018 | 2 | (28.6) | 29 | (42.6) | 0.471 |
| Bilateral | 0 | 16 | (33.3) | < 0.001 | 3 | (42.9) | 13 | (19.1) | 0.144 | |
| Focal | 26 | (96.3) | 24 | (50.0) | < 0.001 | 3 | (42.9) | 47 | (69.1) | 0.161 |
| Multifocal | 1 | (3.7) | 19 | (39.6) | < 0.001 | 3 | (42.9) | 17 | (25.0) | 0.309 |
| Diffuse | 0 | 5 | (10.4) | 0.083 | 1 | (14.3) | 4 | (5.9) | 0.396 | |