WCN24-961 PREDICTORS OF RENAL INVOLVEMENT IN SICKLE CELL ANEMIA - T.H.A.I.S.A. VALVERDE; L.A.U.R.I.S.S.O.N. COSTA; R.O.S.A.N.A. CIPOLOTTI; K.L.E.Y.T.O.N. BASTOS; P.A.U.L.O. MARTINS FILHO (Kidney International Reports)