In this country, the endoscopic examination of the stomach, commonly called gastroscopy, is a relatively new procedure. The numerous contributions of Dr. Rudolph Schindler, one of the pioneers in this field, and his students are, no doubt, largely responsible for the present interest in this method of examination. Such an interest among radiologists was well demonstrated by the attention directed to the Symposium on Gastroscopy and Roentgenology in the Diagnosis of Diseases of the Stomach at the recent meeting of the Radiological Society of North America. The papers in this symposium, which will be published in a forthcoming issue of Radiology, will, unquestionably, be widely read. Radiologists, particularly, are giving consideration to this diagnostic procedure because of the possible effect upon their practice. Any non-hazardous means, furthering our knowledge of gastric diseases, is welcome. The direct inspection of the mucous membrane of the stomach, which this procedure affords, offers many opportuni...