Talk to Urologist on Swelling In Whole Body

my mother has swelling in her legs stomach hands face , doctors digonsed her with uti infection led to kdney failure where kidneys were not function properly that infection also gave groth to E coli E Coli bacteria which led to dihera and my mother was in stage 2 CKD bt after iv medications her ESR is still 102 from 112 , creatinin was 7.1 to 2.9 now its 1.5 , urea was 121 and its 32 now , tlc 26000 bt now its in normal range , vit d was 4 now 30 plx tell me if there is other problem going on , she had +++ protien in urine before going CKD