Table 1.
Demographics and lesion characteristics of patients undergoing percutaneous transthoracic needle biopsy for persistent pulmonary consolidation
| Characteristics | No (%) |
|---|---|
| Age, yr. (mean ± SD) | 67 ± 10 |
| Sex | |
| Male | 17 (57) |
| Female | 13 (43) |
| Smoking history | |
| Non-smoker | 8 (27) |
| Current smoker | 4 (13) |
| Former smoker | 18 (60) |
| Bronchoscopy prior to PTNB | |
| No | 23 (77) |
| Yes | 7 (23) |
| Underlying disease | |
| None | 6 (20) |
| Lung cancer | 15 (50) |
| Other malignancy | 4 (13) |
| Leukemia | 1 (3) |
| Lymphoma | 1 (3) |
| Pancreatic cancer | 1 (3) |
| Breast cancer | 1 (3) |
| Immunocompromised | 1 (3) |
| Pulmonary disease | 4 (13) |
| Indication for biopsy | |
| R/O Infection | 9 (30) |
| R/O Cancer | 9 (30) |
| Molecular testing in known lung cancer | 12 (40) |
| Treatment before biopsy | |
| None | 23 (77) |
| Antibiotic | 5 (17) |
| Steroid | 1 (3) |
| Antibiotic and Steroid | 1 (3) |
| Chemotherapy and/or targeted therapy | 15 (50) |
| Emphysema | |
| Absent | 20 (67) |
| Present | 10 (33) |
| Lobar involvement of consolidation | |
| < 1/2 Lobe | 10 (33) |
| > 1/2 Lobe | 5 (17) |
| > Lobe | 15 (50) |
| Distribution | |
| Single lung | 18 (60) |
| Bilateral | 12 (40) |
| Location of biopsied consolidation | |
| Right upper lobe | 6 (20) |
| Right middle lobe | 2 (7) |
| Right lower lobe | 7 (23) |
| Left upper lobe | 10 (33) |
| Left lower lobe | 5 (17) |
| Ground glass component | |
| Absent | 10 (33) |
| Present | 20 (67) |
| Cavitation | |
| Absent | 26 (87) |
| Present | 4 (13) |
| Hilar adenopathy | |
| Absent | 21 (70) |
| Present | 9 (30) |
| Mediastinal adenopathy | |
| Absent | 22 (73) |
| Present | 8 (24) |
| Pleural effusion | |
| Absent | 17 (57) |
| Present | 13 (43) |