no embryo

Good morning! . May same case po ba dito, 6w3d based on lmp, 1st utz ko last friday, based sa gs at ys 5w6d pa lang daw pero no embryo seen pa. Pinapabalik aq after 1 eeek for another ultrasound. Nkakakaba lang kasi 1st pregnancy q ito, 8 years ttc. Thank you.