my daughter she was continuous fever last 2 months ago (40c before), i took her to see the first doctor (bad doctor) and couldnt found out what happened to her, only gave her some antibiotics. but still had fever after taken medicine so i took her to see another doctor and the other doctore told me she had serious ear infection (中耳炎) and gave me other antibiotics to help treat her ear. luckily after that medicine she is now bettter. and i am now really take good care about her ear and to clean by time to time.