Reasons for high Inhibin A, besides DS?

Kaitlyn

I got my quad test results back and I have a 1:18 chance of down syndrome, but is there any other reasons for why my levels would be way they are?

I just wish I understood my test results...

Total Results:

AFP, Serum 22.3 ng/mL

MoM Adjusted 0.60

Estriol, Free 0.39 ng/mL

MoM Adjusted 0.42

hCG, Serum 100.18 IU/mL

MoM Adjusted 2.46

Inhibin A, Dimeric 299 pg/mL

MoM Adjusted 1.74