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—Baby X., aged 13 months, was reported by his mother on the afternoon of Nov. 10, 1907, as having vomited several times during the day and being unable to retain anything in his stomach. I directed her, by telephone, to give the child calomel gr. 1/10 every twenty minutes. At 7 p. m. the mother asked me to see the child, as he was no better. No other than his usual food had been given him, and this had previously agreed with him, as evidenced by his weight, 32½ pounds. He had had one small bowel movement in the morning; prior to this his bowels had been regular.
—I could detect nothing to account for his symptoms. His temperature was normal, there was no tenderness over the abdomen, and but for the frequent vomiting his condition seemed good. Between the attacks of vomiting he was bright, though peevish,
GOODWIN HT. THE BICYCLE-PUMP IN INTUSSUSCEPTION.. JAMA. 1907;XLVIII(20):1675. doi:10.1001/jama.1907.25220460031004c