my father, 68 years old, he was suffering from urine problem, urine do not pass properly, now his serum creatinin is 9.8mg/dl, 3 times dialysis has completed last week. now what can i do? inertial y creatinin was found 11.9,then after 2 dialysis this value is reduced and value is 5.6, after one day increased ...8.9. after 3 dialysis this value more increase ...9.8. pls. now what can i do?