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Phrenic Ampulla Emptying Dysfunction in Patients with Esophageal Symptoms.

Sujin KimWalter Marquez-LavenantRavinder K Mittal
Published in: Journal of neurogastroenterology and motility (2024)
We propose that a strong after-contraction of the lower esophageal sphincter plays an important role in the normal phrenic ampullary emptying. A defective lower esophageal after-contraction, along with high crural diaphragm pressure are responsible for the phrenic ampulla emptying dysfunction.
Keyphrases
  • oxidative stress
  • smooth muscle
  • mechanical ventilation
  • intensive care unit