My Daughter 5 Month Old Have Pda Ligation At 4

my daughter 5 month old have pda ligation at 4 month i;e one month before two day before she showed fever 102 and i am taking to her to doctor .he told me she has enlarge liver3cm and enlarge spleen .what u suggest-----------consider during surgery she has multiple blood transfusion,at the age of 3 month she under go pneumonia and vented for 17 day