Need help

Mariam • Mommy of 2 🤰🏻with 3rd

Hi ladies! I had ultrasound today . Baby measured 16 week 4 days with perfect heart rate but they found some blood around my placenta.. and they put on slightly high risk pregnancy ... I don’t know what is that and what thing cause I’m just scared... is anyone out there had this thing and had healthy pregnancy... please help me out