This confirms my suspicion that the bump is completely BSC.
From July 2011 Moms board, "How and When are You Telling Everyone":
His plan is to lead the prayer before dinner, and include LO in it. Then, they can watch the video I've made that features me with my first real bfp, me telling dh, and a third part that will be us at the first ultrasound. I plan on editing it all together with some music...It will stink, but it's something I've wanted to do since forever! LOL.