If you do not feel comfortable get a second opinion. There is a great book called, Its just not growing pains. It is very informative.
I gave you the wrong title of the book. There it is above.
Her ANA results were 1:3
Also, I have noticed that my daughter does not complain of pain often, but when we are getting checkups I watch her face for flinches rather than what the doctor is doing. I have been able to catch moments of pain that would have been missed if I had not been watching her; your daughter may be hiding her pain as well so keep an eye on her non-verbal language as well.
Good luck and welcome,SonyaMom to Cassie, 5, poly, diagnosed 14 months