Original Paper OPTIMAL TREATMENT IN RENOPARENCHYMATOUS ARTERIAL HYPERTENSION AND CHRONIC RENAL FAILURE Georgeta Liga 1, I. Al. Checheriţă 1, Roxana C. Sandulovici 2, A. Niculae 1, Daniela Rădulescu 1, Al. Ciocâlteu 11 “Carol Davila” December 1, 2010