Table 2.
Characteristics of patients who underwent CT-guided biopsy of lung lesions using two needles
| Pt | Sex/age | Size (cm) | Location | Underlying disease | Difficulties for biopsy (other than poor cooperation) | Use of malpositioned needle | Biopsy results | Complication |
|---|---|---|---|---|---|---|---|---|
| 1 | F/78 | 2.5 | RUL, posterior | AML | Navigation | Organizing pneumonia | No | |
| 2 | M/61 | 2.2 | RUL, posterior | CVA | Navigation | Tuberculosis | Parenchymal hemorrhage | |
| 3 | M/70 | 2.4 | RLL, anterior basal | CVA | Poor breath holding capacity, deep locationa (5 cm) | Navigation, anchorc | Adenocarcinoma | No |
| 4 | M/63 | 1.8 | RLL, superior | Small lesion sizeb, covered by ribs, poor breath holding capacity | Navigation, anchor | Tuberculosis | Pneumothorax | |
| 5 | F/70 | 2.8 | RLL, lateral basal | Emphysema | Covered by ribs | Navigation | SCC | No |
| 6 | F/84 | 3.6 | LUL, posterior | CVA | Deep location (8 cm) | Navigation | Adenocarcinoma | No |
| 7 | F/57 | 4.2 | LLL, superior | Pneumothorax | Navigation, anchor | Adenocarcinoma | Parenchymal hemorrhage | |
| 8 | M/63 | 2 | LUL, anterior | Emphysema | Small lesion size, covered by ribs | Navigation | SCC | No |
| 9 | M/77 | 3.4 | RML, lateral | Emphysema | Covered by ribs and scapula | Navigation | Chronic inflammation | Delayed pneumothoraxd |
| 10 | F/57 | 3.5 | RLL, superior | Flat lesion, covered by ribs | Navigation | Adenocarcinoma | Delayed pneumothorax | |
| 11 | M/75 | 1.2 | LUL anterior | Emphysema | Poor breath holding capacity, small lesion size | Navigation, anchor | Adenocarcinoma | No |
| 12 | M/40 | 2.3 | LUL, anterior | Covered by ribs (subcostal location) | Navigation | Chronic inflammation | No | |
| 13 | F/66 | 3 | RUL posterior | AML | Flat lesion, deep location (5 cm), covered by ribs and scapula | Navigation | Chronic inflammation | No |
| 14 | M/67 | 3.5 | LLL, posterior basal | Covered by ribs | Navigation | Tuberculosis | Pneumothorax | |
| 15 | F/70 | 2 | LLL, posterior basal | Small lesion size | Navigation | Adenocarcinoma | No | |
| 16 | F/74 | 2.8 | RLL, anterior basal | Emphysema | Covered by ribs | Navigation | SCC | Parenchymal hemorrhage |
| 17 | M/70 | 1.2 | RLL, posterior basal | Emphysema | Small lesion size | Navigation | Non-diagnostic | No |
Pt patient, RUL right upper lobe, RLL right lower lobe, RML right middle lobe, LUL left upper lobe, LLL left lower lobe, AML acute myelocytic leukemia, CVA cerebrovascular accident, SCC Squamous cell carcinoma
aLesion depth, >5 cm
bLesion size, ≤2 cm
cAnchoring the lung
dPneumothorax occurred 4 h or later after the procedure