In medicine (gastroenterology), esophageal varices are extreme dilations of sub mucosal veins in the mucosa of the esophagus in diseases featuring portal hypertension, secondary to cirrhosis primarily.
patients with Esophageal varices have a strong tendency to develop bleeding.
diagnosis
treatment
in emergency situations, the care is directed at stopping blood loss, and maintaining plasma volume.
Also see
other causes of GI bleeding