Thank you for the query.
Yes, you definitely should visit your doctor once again. Fever for so long time can be a symptom of serious disease. She may suffer from urinary tract infection
, some abdominal infection or even a leukemia
. She should have blood work, urine analysis and abdominal ultrasound
at first. Her lungs should be checked and all lymph
Please do not wait any longer.
Hope this will help.