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Esophageal motility abnormalities
Esophageal motility abnormalities
Abnormal pressure and transit
Achalasia
Scleroderma
Ineffective esophageal motility
Distal esophageal spasm
Abnormal pressure only
Nutcracker esophagus
Hypertensive LES
Hypotensive LES
Poorly relaxing LES
Pressure_versus_transit.htm
LES: lower esophageal sphincter.
Graphic 81342 Version 2.0