The Effects of Chronic Opioid Therapy on Achalasia and the Upper Esophageal Sphincter
<b>Background:</b> The rise of opioid drug usage in the U.S. correlates with increasing recognition of gastrointestinal side effects, especially in the esophagus. The literature has recently noted that abnormalities in the upper esophageal sphincter (UES) are a poor prognostic factor in...
| Published in: | Medical Sciences |
|---|---|
| Main Authors: | , , , , , , , |
| Format: | Article |
| Language: | English |
| Published: |
MDPI AG
2025-08-01
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| Subjects: | |
| Online Access: | https://www.mdpi.com/2076-3271/13/3/150 |
