Too early or miscarriage

Daisy

I went to my 8wk appt yesterday my dating ultrasound however they didn’t give me any pictures and they said the doctor would review them so the doctor calls me two days later tells me that she has a preview but not the final report and say I’m either to early or I’m having a miscarriage I haven’t bleed or anything has anyone else had this problem and have a good outcome I’m scared worried everything I just need advise I have to go back in two weeks till I know more. Someone help?