Table 6 Advantages and limitations of REBUS-TBNA vs. CEBUS-TBNA

Advantages

1. Large bendable angle

2. Reach more distant and finer bronchi

1. Real-time monitoring

2. Doppler mode

Limitations

non-real-time monitoring

Poor accessibility of upper lobe lesions or distal lesions

Unique indications

1. Lesions in segmental or subsegmental bronchi

2. Peripheral pulmonary lesions

Mediastinal or hilar lesions