1Department of Gastroenterology and Hepatology, Yamaguchi University Graduate School of Medicine, Ube, Japan
2Department of Gastroenterology and Hepatology, Yamaguchi Prefectural Grand Medical Center, Hofu, Japan
3Faculty of Laboratory Science, Yamaguchi University Graduate School of Medicine, Ube, Japan
Copyright © 2022 Korean Society of Gastrointestinal Endoscopy
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Conflicts of Interest
The authors have no potential conflicts of interest.
Funding
None.
Author Contributions
Conceptualization: AG, TO; Data curation: KH, SH; Formal analysis: RO; Supervision: TT; Writing–original draft: all authors.
Characteristic | Value |
---|---|
Age (yr) | 72.3 (55–86) |
Sex (male:female) | 20:7 |
Tumor location | |
Upper thoracic | 2 (7.4) |
Middle thoracic | 19 (70.4) |
Lower thoracic | 6 (22.2) |
Tumor diameter (mm) | 35.8 (18–60) |
En bloc resection | 27 (100) |
Circumference | |
Sub-circumferential | 26 (96.3) |
Circumferential | 1 (3.7) |
Depth of tumor invasion | |
Epithelium/lamina propria mucosa | 16 (59.3) |
Muscularis mucosa/SM1 | 8 (29.6) |
SM2 | 3 (11.1) |
No. | Age (yr) | Sex | Location | Tumor diameter (mm) | Resection type | Amount of TA (mg) | Procedure time for steroid infusion (min) | Worsening of dysphagia score | Scope passability | Stenosis | EBD (time) |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | 86 | F | Mid | 60 | Sub-circumferential | 80 | 4 | – | Possible | – | 0 |
2 | 78 | M | Lower | 60 | Sub-circumferential | 80 | 5 | – | Possible | – | 0 |
3 | 76 | F | Mid | 48 | Sub-circumferential | 80 | 4 | + | Impossible | + | 1 |
4 | 71 | M | Mid | 45 | Sub-circumferential | 80 | 3.5 | – | Possible | – | 0 |
5 | 58 | M | Mid | 45 | Sub-circumferential | 80 | 4 | – | Possible | – | 0 |
6 | 78 | M | Lower | 45 | Sub-circumferential | 80 | 3.5 | – | Possible | – | 0 |
7 | 70 | M | Mid | 44 | Sub-circumferential | 80 | 3.5 | + | Impossible | + | 1 |
8 | 82 | M | Lower | 42 | Sub-circumferential | 80 | 4 | + | Impossible | + | 4 |
9 | 60 | M | Mid | 42 | Sub-circumferential | 80 | 4 | – | Possible | – | 0 |
10 | 75 | M | Mid | 40 | Sub-circumferential | 80 | 3 | – | Possible | – | 0 |
11 | 55 | M | Lower | 35 | Circumferential | 80 | 4 | – | Impossible | + | 4 |
12 | 84 | F | Mid | 35 | Sub-circumferential | 80 | 3.5 | – | Impossible | + | 4 |
13 | 65 | M | Mid | 35 | Sub-circumferential | 80 | 5 | – | Possible | – | 0 |
14 | 78 | M | Mid | 35 | Sub-circumferential | 80 | 4.5 | – | Possible | – | 0 |
15 | 72 | M | Mid | 35 | Sub-circumferential | 80 | 5 | – | Possible | – | 0 |
16 | 71 | F | Mid | 34 | Sub-circumferential | 80 | 5 | – | Possible | – | 0 |
17 | 80 | M | Lower | 33 | Sub-circumferential | 80 | 5 | – | Possible | – | 0 |
18 | 72 | M | Mid | 32 | Sub-circumferential | 80 | 4.5 | – | Possible | – | 0 |
19 | 65 | F | Mid | 30 | Sub-circumferential | 80 | 4 | – | Possible | – | 0 |
20 | 78 | M | Mid | 30 | Sub-circumferential | 80 | 5 | – | Possible | – | 0 |
21 | 69 | M | Mid | 29 | Sub-circumferential | 40 | 3 | – | Possible | – | 0 |
22 | 61 | F | Upper | 28 | Sub-circumferential | 80 | 3.5 | – | Possible | – | 0 |
23 | 61 | M | Mid | 25 | Sub-circumferential | 40 | 3 | – | Possible | – | 0 |
24 | 74 | F | Mid | 23 | Sub-circumferential | 80 | 4.5 | – | Possible | – | 0 |
25 | 78 | M | Upper | 20 | Sub-circumferential | 40 | 3.5 | – | Possible | – | 0 |
26 | 75 | M | Lower | 18 | Sub-circumferential | 40 | 3 | – | Possible | – | 0 |
27 | 81 | M | Mid | 18 | Sub-circumferential | 40 | 4.5 | – | Possible | – | 0 |
Values are presenter as mean (range) or number (%). SM, submucosa.
TA, triamcinolone acetonide; EBD, endoscopic balloon dilation.