A Case of Coexistence of Gastric Cancer and Duodenal Ulcer / 대한소화기내시경학회지

For over a half centry, physicians have suspected that patients with duodenal ulcer are offered an insurance policy against gastric carcinoma. This may be used clinically so that gastric lesion in the presence of duodenal ulcer, are considered benign. However, the duodenal ulcer may coexit with gastric cancer, Although rare in incidence of coexistence of duodenal ulcer and gastric cancer, physician always should be alert in diagnosing of gastric lesion in the presence of the duodenal ulcer. Here, we present 60 years old woman with coexitence of duodenal ulcer and gastric cancer, diagnosed by endoscopy and treated surgically.

A Case of Granular Cell Tumor of the Esophagus / 대한소화기내시경학회지

For many years, the histogenesis of the granular cell tumor was controversial and this resulted in the tumor being given more than 20 synonyms. Abrikossoff, reporting on the fiist granular cell tomor, favored a muscle origin, but other authora have postulated a fibroblastic or a histiocytic origin. Recently, the concept of Schwann cell origin, supported by electron microscopic studies and immunohistochemistry of S-100 protein, has gained wider recognition. Approximately 90 cases of esophageal granular cell tumor have been reported in the literature, representing about 2% incidence of all reported granular cell tumor, In Korea, only four cases of granular cell tumors were reported in the literatures including the cases occuring in the cecum, colon, and anus until now. Recently we experienced 46-years old women with granular cell tumor of the esophagus, which might be the second case in Korean literature.