Effect of Esophageal Endoscopic Submucosal Dissection on Motility and Symptoms: A Prospective Study
Table 3
High-resolution manometry data.
All patients
Group A
Group B
Before ESD (mean ± SD)
After ESD (mean ± SD)
value
Before ESD (mean ± SD)
After ESD (mean ± SD)
value
Before ESD (mean ± SD)
After ESD (mean ± SD)
value
DCI (mmHg·cm·s)
1978 ± 1385
2318 ± 1430
0.07
2333 ± 1457
2465 ± 1323
0.57
1462 ± 1144
2104 ± 1615
0.04
CFV (cm/s)
4.8 ± 2.1
4.1 ± 1.6
0.26
4.6 ± 1.9
4.7 ± 2.1
0.92
5.3 ± 2.5
3.6 ± 0.5
0.08
IBP (mmHg)
6.0 ± 6.5
6.3 ± 7.5
0.82
7.2 ± 6.5
8.4 ± 7.6
0.48
4.8 ± 6.7
4.0 ± 6.9
0.65
IRP (mmHg)
10.1 ± 6.9
10.6 ± 7.0
0.72
12.4 ± 7.3
10.9 ± 6.6
0.41
7.5 ± 5.6
10.3 ± 7.7
0.22
DL (sec)
6.9 ± 1.4
7.3 ± 0.8
0.16
7.0 ± 1.0
7.1 ± 0.8
0.79
6.7 ± 1.9
7.6 ± 0.8
0.14
PB (cm)
2.0 ± 1.3
2.0 ± 1.1
0.92
1.6 ± 0.8
1.8 ± 0.8
0.12
2.6 ± 1.5
2.3 ± 1.3
0.19
ESD: endoscopic submucosal dissection, DCI: distal contractile integral, CFV: contractile front velocity, IBP: intrabolus pressure, IRP: integrated relaxation pressure, DL: distal latency, PB: peristaltic breaks, group A: patients with circumferential resection of less than 2/3, group B: patients with circumferential resection of 2/3 or greater.