-a

A normal stomach, patient prone, plate anterior. (a) The splenic notch in this case somewhat exaggerated by a collection of gas in the splenic flexure; (b) pyloric defect; (c) peristaltic

waves.

Carcinoma of the stomach, semi-diagrammatic. The filling defect due to the carcinoma on the greater curvature is sketched in.

FIG. 3.

FIG. 4.

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