Table 1 Difficult factor(s) in biopsy procedure
From: CT-guided biopsy of lung lesions using two needles in difficult and poorly cooperative patients
Causes | No. patients (n = 17) |
|---|---|
Poor cooperation/poor breath holding capacity | 17 |
Long biopsy path (lesion depth, >5 cm) | 3 |
Small size (≤2 cm) | 5 |
Flat lesion (lesion thickness, ≤1 cm) | 2 |
Lesion covered by ribs or scapula | 9 |
Pre-existing pneumothorax | 1 |