by means of the isotopic clearances of 169yb-edta for determinations of the glomerular filtration , 131-i-hippuran for effective renal plasma circulation , the electrolytic clearances of na , k , ca , cl and creatinine , the volume of the water excretion and the lithium clearance , the degree of the renal lesion was determined in every patient examined by the deviations from the normal values and the role of the different nephron sections as well .
C0022646
renal
C0027713
nephron