cardioesophageal relaxation

car·di·o·e·soph·a·ge·al re·lax·a·tion

relaxation of the lower esophageal sphincter, which can allow reflux of acidic gastric contents into the lower esophagus, producing esophagitis.

car·di·o·e·soph·a·ge·al re·lax·a·tion

(kahrdē-ō-ĕ-sofă-jēăl rē-lak-sā­shŭn)
Easing of the lower esophageal sphincter, which can allow reflux of acidic gastric contents into the lower esophagus, producing esophagitis.