T HE DECISION to devote this issue to Renal Nuclear Medicine was largely stimulated by a planning committee meeting of the Radionuclides in Nephrourology group in London a little more than a year ago. At that meeting, a progress report was delivered on the consensus reports that would be presented at the Radionuclides in Nephrourology Meeting to be held in Copenhagen in May of 1998. Three reports were being prepared, one covering quality control of quantitative measurements of renal function, another on cortical scintigraphy in children with urinary tract infections, and a third on renal transplantation