Amniotic fluid

Help !!!
I went in for a scan with the maternal fetal doctors and found out I'm carrying 27 cm of fluid in my amniotic sac !!!
Normal is 25 . What can I do to lower it .
I'm also a type 1 diabetic . I've already advised my endocrinologist and left a message with my regular OB. 
Info to ownejatbro do , I'm freaking out