Esophageal Motility and Esophagitis
Motility Disorders and Esophagitis are must-know esophageal pathologies are NOT inherently malignant (cancerous), but may be associated with increased risk for malignancy. Motility Disorders Achalasia – failure of the lower esophageal sphincter (LES) to relax. Pathophysiology: ganglion cell and myenteric plexus breakdown, cholinergic nerve predominance leading to persistent contraction of muscle. Cancer risk: squamous …