megaesophagus

megaesophagus

 [meg″ah-e-sof´ah-gus]

dilatation and muscular hypertrophy of most of the esophagus, above a constricted, often atrophied, distal segment. See also achalasia.

meg·a·e·soph·a·gus

(meg'ă-ē-sof'ă-gŭs, meg'ă-e-sof'),

Great enlargement of the lower portion of the esophagus, as seen in patients with achalasia and Chagas disease.

meg·a·e·soph·a·gus

(meg'ă-ĕ-sof'ă-gŭs)

Great enlargement of the lower portion of the esophagus, as seen in patients with achalasia and Chagas disease.
Synonym(s): mega-oesophagus.