Clinical Study
Needle Gauge and Cytological Yield in CT-Guided Lung Biopsy
Table 2
Frequency of the number of passes performed using different needle gauges.
| | Number of passes | | Needle gauge | 1 | 2 | 3 | 4 | 5 | 6 |
| | Frequency of Passes | 18 gauge | 50 | 28 | 8 | 2 | 0 | 0 | | 19.5 gauge | 10 | 4 | 2 | 1 | 0 | 0 | | 21 gauge | 21 | 39 | 23 | 16 | 0 | 5 |
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