—Tachot1 reported 12 cases of congenital malformation of the kidney. At nephrectomy the right kidney, which had been excreting purulent urine, was mistaken for the vena cava. The kidney resembled a long, cylindric sausage and ran from the bony pelvis to the normal renal region, at the right side of the aorta, just where the vena cava should be. An exploratory puncture elicited a brownish-red liquid, partly colloidal silver and partly blood, indicating that the organ was a kidney. Above the bladder the caliber of the sausage-shaped structure suddenly diminished and became a ureter slightly larger than normal and 5 cm. long. There was no true pedicle, and the vascular connections were so numerous and the denudation of this long tube so difficult that its extirpation required three hours. Embryologically it is explained that when the definitive kidney was formed, the nephrogenous mass presented adhesions with the
SCHOLL AJ, JUDD ES, KEYSER LD, et al. A REVIEW OF UROLOGIC SURGERY. Arch Surg. 1932;25(1):238–256. doi:10.1001/archsurg.1932.01160190241010
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