 [ Symptoms ] my 6mth old weighs only 12 8 lbs and has had diarrhea for 3 weeks what tests could be done to help determine the cause after the first week i took her to the doctor and they diagnosed her with ear infections she started augmentin a week later i took her back because she was still having diarrhea and loss of apetite and fevers ranging from 99 0   102 7 rectally her wbc was 9 5 and they said it was probably a virus now another week has passed and she is not better no fevers that i have noticed but she is having watery bowel movements about 6 times a day and is only eating about 16 oz of formula a day [ Disease ] possible food poisining