Table 2.
ca-TBFB1 Rate of Nodal Penetration by Lymph Node Characteristics
| ABILITY TO SUCCESSFULLY BIOPSY NODE BY LYMPH NODE LOCATION AND SIZE (N=111) | |||
| Location |
Specific Diagnosis/Lymphocytes (n=90) |
Total (n=111) |
Nodal Penetration |
| Paratracheal2 | 24 | 37 | 64.8% |
| Parabronchial3 | 66 | 74 | 89.2% |
| Lymph node size (mm) | |||
| 5–9.9 | 6 | 7 | 85.7% |
| 10–14.9 | 40 | 53 | 75.5% |
| 15–20 | 19 | 24 | 79.2% |
| >20 | 25 | 27 | 92.6% |
| ABILITY TO SUCCESSFULLY BIOPSY NODE BY LYMPH NODE DEPTH (n=81)** | |||
| Lymph node depth (mm) |
Specific Diagnosis/Lymphocytes (n=67) |
Total (n=81) |
Nodal Penetration |
| 1–1.9 | 5 | 5 | 100% |
| 2–3 | 30 | 37 | 81.1% |
| > 3 | 32 | 39 | 82.1% |
1
Ca-TBFB: Cautery-assisted transbronchial forceps biopsy, always performed using endobronchial ultrasound guidance
2
Paratracheal includes 4L, 4R, Pre-tracheal whereas parabronchial includes 7, 10R, 10L, 11R, 11L, 12R, 12L, Mass.
3
Depth collected on subset of cases.