[Clinical evaluation of esophageal cancer complicated with head and neck cancer].

We prospectively investigated endoscopic findings of the upper digestive tract in patients with head and neck (H & N) cancer, from 1992 to 2001. Of 687 patients with H & N cancer, esophageal cancers were found to affect 74 patients (10.8%).

[Clinical evaluation of gastric diverticulum on indirect radiograph for gastric mass survey].

The aim of this study was to evaluate the clinical conditions of gastric diverticulum. Fifty-four patients with gastric diverticulum (20 men and 34 women among 34,314 patients who underwent medical check-ups) were evaluated on indirect radiographs, for an incidence of 0.16% among the total number of examined cases, a rate lower than that of previous reports.