Table 1 -.
Characteristics of patients studied and results of the tests performed.
| Patient | Age | CT scan | UGI endoscopy | Bronchoscopy | EUS | EBUS |
|---|---|---|---|---|---|---|
| 1 | 58 | Parietal thickness of esophagus
No signs of invasion Right superior paraesophageal lymphadenomegaly |
SCC 18 cm SDA
Important stenosis |
LVF Paralysis
Bulge of proximal trachea with normal mucosa |
Not performed (obstructive esophageal tumor) | Tracheal invasion by esophageal lesion
Lymph node adhered to the mass |
| 2 | 56 | Parietal thickness of esophagus
No signs of invasion |
SCC 28 cm SDA
Stenosis |
Bulge of distal trachea and LMB, with normal mucosa | Tracheal invasion by esophageal lesion Lymph nodes | Tracheal invasion by esophageal lesion |
| 3 | 58 | Infiltrative stenotic lesion of middle 1/3 of esophagus with signs of invasion | SCC 24 cm SDA
Important stenosis |
Bulge of distal trachea and LMB, with normal mucosa | Not performed (obstructive esophageal tumor) | Tracheal invasion by esophageal lesion |
| 4 | 56 | Parietal thickness of proximal esophagus
No signs of invasion |
Proximal cricopharyngeal SCC | Normal | Tracheal invasion by esophageal lesion 3 lymph nodes | Tracheal invasion by esophageal lesion |
| 5 | 62 | Parietal thickness of esophagus
No signs of invasion |
SCC at 26 cm of SDA | Bulge of left mainstem bronchus with normal mucosa | Trachea not invaded by neoplastic lesion | Tracheal invasion by esophageal lesion |
| 6 | 65 | Parietal thickness of esophagus in middle 1/3 No signs of invasion Subcarinal, paratracheal, supraclavicular lymph nodes | SCC at 25 cm of SDA | Normal | No definition of invasion or tracheal wall (EUS image limitation) | Tracheal invasion by esophageal lesion |
| 7 | 59 | Infiltrative parietal thickness of the esophagus in contact with LMB | SCC at 26 cm of SDA Stenosis | Bulge of posterior wall in distal trachea | No tracheal invasion by esophageal lesion | Invasion-free tracheobronchial tree |
Abbreviations Used: CT (computed tomography), UGI endoscopy (upper gastrointestinal endoscopy), EUS (endoscopic ultrasound), EBUS (endobronchial ultrasound), SCC (squamous cell carcinoma), SDA (superior dental arch), LVF (left vocal fold), LMB (left main bronchus).