Spleen?

I’m 38 weeks and was having some stomach pain so my dr sent me for an ultrasound. It all came back normal except my spleen was mildly enlarged at 14cm (I read the report). My dr didn’t even mention the spleen enlargement to me I just saw it on the report. He also had ordered a bunch of bloodwork and it was all normal except a bit low iron. Should I assume it’s ok that it’s a bit enlarged? I’m freaking out a bit