Multiples

Has anyone been through this?

We just had our 18 week perinatal appt today and after the specialist did all the measurements on the twins he started saying that baby B is measuring a bit smaller & that is a red flag for Downs Syndrome. He started asking if we wanted to schedule an amino or just blood work to start. Then the specialist went even further & said that it's possible that both twins have downs IF they are identical. They need to call my OB and review the early sonograms to determine if they are identical. Right now we are looking at a possible 10% chance of Downs. Which if I try to remain positive, means 90% everything is just fine. My heart is aching right now. Has anyone ever been told this?! I feel like they were trying to scare me....but I know they are doing their job by informing me.

Re: Has anyone been through this?

  • Are they in separate sacs with separate placentas? I am assuming so since you seem to not know if they are identical (shared sac or placenta is automatically identical). It is not uncommon for them to be slightly different sizes especially if they are fraternal. Mine never measured exactly the same. If you had only one baby would measuring smaller than average also mean a downs marker? I haven't heard that before. I also don't understand why your US tech is having to call the OB to find out if they are identical? Shouldn't they be able to tell? Forgive my ignorance, but I am leaning toward your tech not being with it and scaring you unnecessarily. I can't blame you for being worried and hope you get some reassuring answers soon. 

    Age: 35 TTC since 2005, MFI & DOR 

    IVF #1 Sep '11 - canceled poor response

     IVF #2 Nov '11  8R/8M/4F 3dt x2 - chemical

    IVF #3 April '12  11R/6M/4F 3dt x2 - m/c

    FET #1 Aug 2012  3dt x2 - BFN

    **new RE**

     IVF #4 Jan '13 BFN 11R/6M/6F 5dt x2 - BFN

     IVF #5 July '13 16R/10M/10F 5dt x2 + 1 frostie

    9dp5dt Beta 1 = 344!! 16dp5dt. Beta 2 = 4822 7wk u/s= 2 heartbeats!

    Twin girls! 3/6/14

     

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  • How much smaller? Short femurs are considered a soft-medium marker for Down's, but just "being small" isn't a marker at all... without other potential markers, I wouldn't personally want to take on the risks of amnio... did you have the NT scan around 12w to check nuchal fold? 
    image  image

    image image

    *Spontaneous* OHSS diagnosed 08.06.2012
    Right ovary removed 09.04.2012 via vertical laparotomy
    Essure implant placed on remaining tube 06.13.2013; successful followup scan 09.30.2013


  • I'm sorry you have to go through this.

    image

    bfp#4 3/19/2014 edd 12/1/2014 please let this be the one!

    beta @ 5w0d = 12,026! u/s 4/22/14 @ 8w1d it's twins!

    Baby Birthday Ticker Ticker

  • I'm sorry sbmama. Stay positive. Those markers are soft markers, not hard markers for Downs and I really don't think it's fair for them to compare a to b. My baby b has been smaller than a my whole pregnancy and in my last pregnancy a was much smaller than b!! I totally get not proceeding with more testing. Just focus on the now as best you can and enjoy the lives thriving inside you. Hugs.
    Two sets of fraternal twins, 23 mos. apart First set born 12/27/12 at 35w0d via IVF Second set born 11/18/14 at 35w6d via FET
  • ^all this. Hugs to you and congratulations on your two miracles.

    Age: 35 TTC since 2005, MFI & DOR 

    IVF #1 Sep '11 - canceled poor response

     IVF #2 Nov '11  8R/8M/4F 3dt x2 - chemical

    IVF #3 April '12  11R/6M/4F 3dt x2 - m/c

    FET #1 Aug 2012  3dt x2 - BFN

    **new RE**

     IVF #4 Jan '13 BFN 11R/6M/6F 5dt x2 - BFN

     IVF #5 July '13 16R/10M/10F 5dt x2 + 1 frostie

    9dp5dt Beta 1 = 344!! 16dp5dt. Beta 2 = 4822 7wk u/s= 2 heartbeats!

    Twin girls! 3/6/14

     

  • Hugs to you! You are already a rockstar momma.
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  • lilydolcelilydolce member
    edited October 2014
    My friend just had fraternal twins who never measured similar. When they were born they still measured very different but no Down Syndrome. Stay positive and goodluck :)
  • Sending lots of hugs your way and hoping for the best.
    IUIs #1-3 (1x unmedicated, 2x Clomid) = 2 BFNs, 1 m/c at 7w3d
    IUIs #4-6 (injects) = 3 BFNs
    IVF #1 = BFN
    FET #1 = BFN
    FET #2 = BFN
    IVF #2 = BFP, b/g twins lost at 20w due to partial abruption/PPROM
    IVF #3 = c/p 5w2d
    Long-shot Clomid/Prednisone cycle before next IVF = BFP, our beautiful, healthy girl born 6/26/13!
    ~~
    TTC again March 2014
    FET #3 - May/June 2014
    -
    all embryos arrested before xfer - back to the drawing board...
    IVF #4 - July/August 2014 
    beta 1 (11dp3dt) 220, beta 2 (13dp3dt) 671, beta 3 (19dp3dt) 10762
  • I opted out of testing first pg, until we hit problems. Testing confirmed Trisomy 21 (Down Syndrome), so I was able to start researching and finding support... which I was grateful, then we lost our girl- too many complications, no HB at 17 weeks.

    This time we did the bloodwork, again to be able to plan for special needs if needed. Chromosome testing showed us in the clear.
    Later, inadvertently run blood test dictated a 1:10 chance for T21. We feel the blood work is more accurate so are not concerned.

    It is up to you, but you might find peace of mind with normal test results. I refused amnio and CVS because of my concern for miscarriage, but the free DNA does not carry any such risk :-)

    If you find you do have a Down Syndrome baby, I recommend getting plugged in to support networks before birth. Other moms are a great source of info and support.... just like here!
    (((Hugs))) to you, if I can give you any help... point you to some resources, let me know.
    Pregnancy Ticker
  • vpinevpine member
    edited October 2014
    Genetic testing is also available -
    The non-invasive test (NIPT) results indicate the expected amount of the chromosomes involved in Down syndrome, trisomy 13, trisomy 18 This test is estimated to pick up >99% of babies with Down syndrome, 97% of babies with trisomy 18, and 88% of babies with trisomy 13 in singleton pregnancies.Can you find out if the NIPT test (done via blood) is an option instead of amniocentesis?
    Me: 32, DH: 34.
    Trying since Jan 2011. Unexplained IF.
    2 IUIs = BFN.
    1 IVF (Dec 2013) = BFN.
    FET, 2 frosties (June 13, 2014)

    14dp5dt-June 27 -BFP, beta 2061. 2nd beta >5000, 3rd beta >5000, 2 sacs 06/30.
    Twin Girls - 02/11/15 - at 37 weeks (no NICU, home with me at 3 days).
  • Hugs and prayers coming your way!
  • If they didn't have Baby A to compare to, would they still consider the limbs shorter? 
    no day but today~ RENT  *HEG survivors*
    ::where a sig pic would go if TB wasn't a d*ck::
     Lilypie Kids Birthday tickers
  • @SBmomma‌ I second @KatieGummow‌ you are a rock star. Keep us posted!
    Pregnancy Ticker Anniversary
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