Quick Facts topic

Esophagus, Diffuse Esophageal Spasm

Figure 11 : Manometric representation of normal peristalsis and diffuse esophageal spasm. Measurements are taken from multiple recording levels in esophagus. Normal peristalsis is present in upper esophagus, but it is replaced by simultaneous, repetitive contractions below aortic arch (AA). Normal lower esophageal sphincter (LES) relaxation is seen. S, swallow.

Pathology

Repetitive or prolonged-duration contractions, high-amplitude contractions, and frequent spontaneous contractions (Fig. 11)

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