My Last period was 8th of November and it lasted 3days and flow normally as before,while next should starts 4th of December, but instead it cames very light and little on 4th and just spotted on 5th,now I tested positive since January but am confused about the results of 3different scan from 3different hospital withing a wk one confirm (13wks with edd 24th July,),(2nd 9wks 4days ,edd 24 august,)(3rd 10wks 4days.edd 2nd September)pls any opinions?