urine volume ( v ) , free water clearance ( ch2o ) and plasma concentrations of arginine vasopressin ( avp ) , angiotensin ii ( a ii ) and aldosterone ( aldo ) were determined before and three times during the first 5 h after an oral water load of 20 ml/kg body wt in 19 patients with post-renal-transplant hypertension ( group i ) , in 13 normotensive renal transplant recipients ( group ii ) and in 20 control subjects ( group iii ) .
C0022671
renal-transplant
C0022646
renal