Etymology: ME cork, bark; L, scrofa, sow; Gk, oisophagos, gullet
a neurogenic disorder in which normal peristaltic contractions of the esophagus are replaced by spastic movements that occur spontaneously or with swallowing or gastric acid reflux. Difficulty in swallowing, weight loss, severe pain over the upper chest, and a characteristic corkscrew image on radiogram are the symptoms usually present. Management may include the use of antispasmodic drugs, avoidance of cold fluids, surgical dilation, or myotomy. Compare achalasia. See also dysphagia.
Pathogenesis Due to increased responsiveness to neurotransmitters or hormones
Management Antispasmodics, avoidance of cold fluids, dilation, myotomy