So we found out today that our modi twin girls probably do not have TTTS but they have "unequal placenta sharing" for sure. Baby A's cord is marginally to the left. Baby B's is right in the middle.
Growth scans today showed that baby A is measuring at 14 ounces (18th percentile) and Baby B is 1lb 6oz (56th percentile). We are at 23 weeks today. Their size difference jumped to 34% today. Last time it was 31%. Baby B grew 6oz and baby A grew 3oz from the last scan.
The MFM OB wants us to tour the NICU tomorrow and probably get used to being there.

Baby A's cord is showing a disruption in flow while her heart is at rest. This is the first time we've seen any change in the cord flow. The fluid in their sacs are good right now and everything (anatomically) looks great.
Our dr said that we need to start thinking about making a tough decision soon. Meaning whether or not we want to have a c-section soon or wait it out for the bigger baby's sake.
If baby A gets down to the 10th percentile for size she would need to come out. If that happens in the next month we might not make it past 27 weeks. Ultimately that could be bad for both girls.
He said the average gestational period for someone in my situation is 33 weeks. Which would be phenomenal at this point.
My husband and I ultimately want to do what is best for both girls.
Does anyone have any experience with this? What path did you choose?
I feel like baby A is so strong. In my heart I feel like she's not going anywhere. My husband is feeling really sad about the whole situation. I don't know how to feel.
Re: Unequal Placenta Sharing
Are they going to admit you to be monitored? I would strongly push for that vs. a c-section so premature. Unfortunately statistics for micro preemies are not very good. So I would try everything to keep them safely inside as long as you can. Consult with a neonatologist as well.
I was admitted at 24 weeks. Baby A was 10% and reverse end diastolic umbilical flow. They gave me steroid shots and by some miracle the flow improved. Not to normal but to absent end diastolic which sounds like what you're describing. My Dr. let them stay inside as long as I stayed in the hospital for monitoring and he stayed out of reverse flow, above 5th percentile, and passed BPPs and wasn't in distress. That got them to 28 weeks which makes huge difference in survival and long term disability risks. I'm so sorry you're facing such uncertainty but keep faith and hope. I had a good outcome with my boys, not an easy path though. Praying for you and your girls! I'd be happy to try to help if you have any other questions too. P.S. my boys measured 30% different on u/s but were really more like 20% at birth.
Peanut Butter and Jelly!
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My girls didn't show signs of discordant growth until after 30 weeks. One of mine had a velamentously inserted cord and the other was marginally inserted. My dr. chose to bump up my c-section to 36w4d when the smaller baby started shunting blood to her brain (a sign that she was not receiving adequate blood flow). I ended up going into labor the night before the scheduled C-section. They were born at 4.13 and 6.2. The pathology report stated that there was unequal placental sharing (2/3 v. 1/3). They are now healthy and thriving 22 month olds.
Best wishes as you process this news and I hope that your girls stay inside as long as possible.
Every situation is different but I suggest you get a second opinion if possible before being pressured into a decision you're not comfortable with. So sorry you are going through this, my thoughts are with you.
My husband and I are absolutely terrified about losing our little Eve Marie. I pray for her every second. She is SUPER active which helps me feel more positive through all of this. Our hospital is amazing and I know our girls will be in good hands.
Another thing that has changed since this diagnosis is that I have been eating NONE stop. For the first time in this pregnancy I cannot stop eating. Is it possible that this last measurement was right before a huge growth spurt? And our next scan in two weeks could show major improvement. I have increased my caloric intake by 500 a day in the past two days. It's crazy!!
Am I being too hopeful or is this possible?
My boys were in the nicu for 10 weeks and amazingly came home together. My little guy was super active and feisty like your little girl. They are 2 now and are still pretty different in size. I don't know if he will ever catch up. He has struggled with weight gain since forever and he's never been on the growth chart but he's pretty healthy otherwise. He's definitely the quirkier of the two and has always been a little more behind developmentally. It makes me sad that things are harder for him and he may have more long term delays and issues than is brother. But considering everything they went through they are amazing and happy boys. Super active and full of life.
Peanut Butter and Jelly!
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And because I'm in a sharing mood, here's a recent pic of my guys. You can probably see the size difference here...
Peanut Butter and Jelly!
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Mrs. Alice, is your smaller guy on the right? It is honestly hard to tell! I know the size difference between my girls seems obvious to me (though their gap is constantly lessening) but others have difficulty seeing it.
JuliaAndPete, mine didn't need any NICU time so we all came home together.
I have read however that horizontal rest and protein shakes also help with size discordance. I actually talked to Dr. De Lia who invented the laser surgery for ttts and he sent me some articles to read abt his study on rest and protein for size discordance. I am doing all I can with that even though my doctors have not told me to do so. I figure the more I can feel like I can do the better I feel. You kind of feel helpless otherwise. I don't know if it will help, but worth a shot.
Good luck! Keep us posted on what happens with your babies. It is very stressful!
We have a fluid scan tomorrow. Hopefully we'll get more info and a Doppler.
Most people just don't get it and all the comments about how lucky I was to be carrying twins made me crazy.
Peanut Butter and Jelly!
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