What's going on!?

Kali
So I'm suposed to be 9 weeks tomorrow but I just had an ultrasound in the ER and they say I'm 6 weeks and 6 days. . . I'm bleeding lightly but there is some clotting. Now they have to check my blood cuz I'm RH- great. If I miscarry I probably can't have kids 😣 so devastated.