What the!!!!!!!!!!!!!!

NW
So went into the hospital to arrange a D and C. So they did a scan and there was a heart beat!!!!!!!!!!! WHAT!!!!?????? I AM MENT TO BE 7.5 WEEKS but its measuring at 5 wks and 5 days and everything is looking fine. Still in shock. Def a miracle right now. Gonna stay positive. Anyone had this happen??? I got told 3 weeks ago that I was going to miscarry as my bloods wernt doubling however they are still rising!!!!!