thread: Is 14 weeks a little late for a dating u/s first u/s?

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  1. #1
    Registered User

    Nov 2007
    Southwest Syd
    1,858

    The earlier the better for dating scans, the accuracy decreases the further u go. My gf is a sonographer and says it's best around 7 weeks. At 14 weeks it's getting to the later end of being an accurate NT scan as well.

  2. #2
    Registered User

    Nov 2009
    In Paradise
    2,022

    We moved and I have tried to get in everywhere

    Oh well.... I just wanted a edd


  3. #3
    Registered User

    Feb 2006
    NSW Central Coast
    5,301

    The earlier the better if you want a dating scan. I had an early scan this time at about 7wks, and the date came to what I was expecting exactly. Personally I know I tend to grow big bubs, and when I had my 12wk u/s, I was already measuring almost a week ahead. My last midwives appointment, my fundal height was measuring 3 weeks ahead, I expect to be told all the way through this pg that baby will be ginormous due to scan results and fundal height measurements, but I will just go with the flow....I do tend to bake big bubbas though!