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Article
October 19, 1935

A NEW DIAGNOSTIC PROCEDURE FOR DIAPHRAGMATIC HERNIA: "THE SEIDLITZ POWDER TEST"

JAMA. 1935;105(16):1267. doi:10.1001/jama.1935.92760420004009b

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Abstract

Diaphragmatic hernia probably occurs more frequently than published case reports indicate. This is evidenced by the frequent accidental finding of the condition on the postmortem table and in my own experience.

Over a period of two years in private office practice in association with Dr. Marcus A. Rothschild, I have detected and observed seven cases of diaphragmatic hernia by the method, to be described. All the cases were referred for diagnosis because of symptoms that were thought to be cardiac or gastric in origin or because of weakness due to a secondary anemia. In the course of fluoroscopy during the routine physical examination in all the cases, an extracardiac shadow was seen. The shadow is either linear or curved and does not conform to the usual lung markings or resemble any well known pathologic condition in the lung. It occurred to me during fluoroscopy that, if these "shadows" were due

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