to work on producing X-ray images of the urinary system, injecting sodium iodide intravenously. In the mid-1920s, Dr. Lichtenberg was joined in the lab by a young Moses Swick, and together with Arthur Binz, the three developed uroseletan, an iodated imaging compound with relatively low toxicity.
The social and political situation in Berlin at this point became more and more tense. Dr. Lichtenberg, who was part Jewish, was persecuted by the Nazis and lost his teaching credentials—he then immigrated to Mexico. Accompanied by his family, he arrived in Mexico, where he settled, hoping he could eventually teach again. However, that did not transpire; he only received permission to open a private practice. He continued to enjoy life, but early in 1948 developed intense pain in his right flank. Dr. Lichtenberg was diagnosed with a regional ileitis. A mild diabetes progressed, eventually complicated by pylonephritis and hardening of the arteries. Von Lichtenberg died on April 12, 1945. A few months later, during the German Urology Congress in Munich, one of his students, Ferdinand Miay, gave a eulogy to his teacher in the same room where