5'7 3 kids Was 107lbs May 2012 breast Aug 385cc & 400cc went from 34b/c to a 34D 2016 had 4th baby, gained a little weight & all went to my boobs. Now I'm 137lbs & 34G. Dr wants to do exchange w/ 100cc to stay symmetrical. What size will I be and what will they look like? Nipples are straight they don't face down.