Table 1 Patient, tumor, and fiducial marker implantation characteristics
From: Microscopic tumor spread beyond (echo)endoscopically determined tumor borders in esophageal cancer
N = 32 (%) | Microscopic tumor beyond EDTB N = 5 (%) | |
|---|---|---|
Patient characteristics | ||
Gender | ||
Female | 11 (34) | 1 (20) |
Male | 21 (66) | 4 (80) |
Age (years) | ||
< 60 | 5 (16) | 1 (20) |
> 60 | 27 (84) | 4 (80) |
Tumor characteristics | ||
Clinical T-classification | ||
cT1 | 2 (6) | 1 (20) |
cT2 | 15 (47) | 3 (60) |
cT3 | 15 (47) | 1 (20) |
cT4 | 0 | 0 (0) |
Clinical N-classification | ||
cN0 | 18 (56) | 3 (60) |
cN1 | 10 (31) | 2 (40) |
cN3 | 4 (13) | 0 (0) |
Histology | ||
Adenocarcinoma | 24 (75) | 4 (80) |
Squamous cell carcinoma | 8 (25) | 1 (20) |
Location | ||
Mid-thoracic | 6 (19) | 1 (20) |
Distal | 19 (59) | 3 (60) |
GEJ | 7 (22) | 1 (20) |
Cardiac involvement | ||
Yes | 13 (41) | 2 (40) |
No | 19 (59) | 3 (60) |
Implantation characteristics | ||
Technique | ||
EUS | 10 (32) | 1 (20) |
Endoscopy | 19 (59) | 3 (60) |
Combination | 3 (9) | 1 (20) |
Fiducial on EDTB? | ||
Yes | 26 (81) | 4 (80) |
No | 6 (19) | 1 (20) |