Prophylactic endoscopic sclerotherapy of esophageal varices--a prospective randomized trial.


Sixty-three patients with degree III or IV esophageal varices and the so-called red color sign, but without previous bleeding were randomly assigned to either prophylactic sclerotherapy (PST) (n = 30) or to a control group (n = 33). In 58 cases the portal hypertension was caused by liver cirrhosis (40% alcoholics). The two groups were comparable with… (More)