Table.
High-resolution Manometric Findings in Patients With Opioid-induced Dysphagia
| Manometric data | 4s-IRP (mmHg)a | Baseline LES pressure (mmHg) | DCI (mmHgseccm) | Esophageal aperistalsis | Manometric diagnosis |
|---|---|---|---|---|---|
| Patient 1 | 21 | 32 | 7009 | YES | Type III achalasia |
| Patient 2 | 20 | 50 | 3781 | NO | Functional EGJ obstruction |
| Patient 3 | 10 | 30 | 1602 | NO | Functional EGJ obstruction |
| Patient 4 | 13 | 55 | 1596 | NO | Functional EGJ obstruction |
| Patient 5 | 8 | 37 | 134 | YES | Type III achalasia |
a
Pathological 4s-IRP > 6.5 mmHg (adapted from Ortiz et al4).
4s-IRP, 4-second integrated relaxation pressure; LES, lower esophageal sphincter; DCI, distal contractile integral; EGJ, esophagogastric junction.