question: My co sister underwent 2 days back s1 & l5  back bone operation ,  what will the further problems she will be facing due to this operation , already during she had got anus infection due mucus formation - doctor said it could build up to be tumour is it right . she also has a kid of 7 to 8 months old - my co sisters age is 36 or 37 , height is 5.00 , weight