Background
Patients and methods
Statistical analysis
Results
Variables | Cases with Misdiagnosis (n = 8) | Cases with correct diagnosis (n = 122) | P values |
---|---|---|---|
Median age (range) | 73 (37–83) | 74 (31–95) | 0.76 |
Sex | 0.27 | ||
Male | 4 | 84 | |
Female | 4 | 38 | |
Lesion size (mm, median range) | 27.8 (15.0–48.0) | 32.9 (5.5–81.0) | 0.30 |
Location | 0.058 | ||
Central | 0 | 11 | |
Intermediate | 0 | 41 | |
Peripheral | 8 | 70 | |
Virtual bronchoscopic navigation, n(%) | 8 (100%) | 101 (82.8%) | 0.35 |
Rapid on site cytology, n(%) | 7 (87.5%) | 89 (73.0%) | 0.62 |
EBUS-image | 0.04 | ||
Type IIa | 1 | 0 | |
Type IIb | 1 | 4 | |
Type IIIa | 4 | 57 | |
Type IIIb | 2 | 57 | |
Unknown | 0 | 4 | |
Final diagnosis | 0.32 | ||
Primary lung cancer | 7 | 117 | |
Malignant lymphoma | 1 | 0 | |
Metastatic lung cancer | 0 | 5 |
Cases | Bronchi | EBUS-i | Diagnosis | Technical factors | Pathological factors |
---|---|---|---|---|---|
1 | LtB1 + 2a | IIa | WDadeno | Bending and difficult stabilization of guide sheath | Tumor with central necrosis |
2 | RtB6c | IIb | MD adeno | Bending and difficult stabilization of guide sheath | Homogeneous distribution of tumor cells |
3 | RtB1bii | IIIa | MD adeno | No difficulty | Heterogeneous tissue. Tumor cells in granulomatous and fibrotic tissue |
4 | LtB3ci | IIIa | MD adeno | Bending of guide sheath | Tumor central necrosis |
5 | RtB10bii | IIIa | WD adeno | Bending and difficult stabilization of guide sheath | Tumor cells with predominant distribution in central areas |
6 | RtB4aiβ | IIIb | PD SCC | No difficulty | Tumor with central necrosis |
7 | RtB2bii | IIIa | WDadeno | No difficulty | Tumor with central necrosis |
8 | LtB8biiα | IIIb | DLBCL | Difficult stabilization of guide sheath | Homogeneous distribution of tumor cells |