Ivf baby- I’m 7 weeks 1 day measuring small

Andrea • Sat, Apr 20 • Momma of 1 👧🏼 March 19- IVF-fresh transfer= miscarriage @8 weeks. July 19- 2nd IVF= 🌈👶🏼 Due 4/2!

Anyone else have this happen? Measuring 5 days behind. Heart rate is 105 and they said that’s in range. Any thoughts?! I’m freaking out!