Help.....

Charley-Louise • 2/2/17👼🏼❤️. 4/4/18👼🏼❤️. My Angel Babies 😔🖤

So my last period was the 2/2/18 which makes me 7+3 weeks pregnant I went for a early scan today and my baby’s the size of a 5+3weeks does that mean something wrong please help!!!