Low amniotic fluid I'm scared for my baby 😟

Estelle • 2nd time around very excited
Any one been   told they have low fulid  in the 3 trimester but doctor said they were not to concerned she said a normal amount is 16 mine was 9  I been kinda worried so I'm just wondering if any one has had this happen and what was the out come she said we will do another ultrasound next  week 35  weeks on Wednesday