- dysphagia, dysphagy
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- d. lusoria d. said to be due to compression by the right subclavian artery arising abnormally from the descending aorta and passing behind the esophagus. [coinage from L. lusus naturae, a sport of nature]- vallecular d. d. caused by food becoming lodged in a vallecula above the epiglottis. SYN: Barclay-Baron disease.
Medical dictionary. 2011.