Quoting angeljohnson:" i wouldnt worry too much it can be a number of things....if u have any swelling at all that can make ... [snip!] ... it continued to go that way then they would check into it more but an ultrasound will truly tell how big the baby is"I have barely had any swelling. Most of my weight gain has been the belly, butt, and my boobs getting bigger. and she is already head down.