Ovulate before trigger shot. Does thi... - Fertility Network UK

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Ovulate before trigger shot. Does this affect FET timing?

Fingerscrossed38 profile image

I got a "peak" on fertility monitor Sunday evening. Monday morning scan showed I had not ovulated so Dr said to trigger following morning (Tuesday/yesterday) which I did. I forgot to mention the peak to him. ...TMI I normally get loads of cm after a trigger but barely had anything this time. Now I'm worried I've ovulated naturally between scan and trigger (24 hours). Will this affect my FET timing? I've had an ERA to pin point exact timing but now I'm worried I've messed it up. Meant to start progesterone tomorrow evening (Thursday) but maybe it needs to be done earlier if I ovulated before trigger?? This happen to anyone else?

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11 Replies

Hey!

I’ve never done an FET with a trigger shot, only natural ones. That said, each time I’ve been paranoid they got when I ovulated wrong. And pregnancy resulted each time, so I suspect they got it right - once 7 days out from my ovulation date (but I still pushed for a further scan closer to the time to confirm).

I know we’ve messaged offline and we’re with the same clinic, so the reason for saying this is to try to give you a bit of confidence that it will all be okay and I suspect they’ll have it right. I know it’s tough to feel that way when there’s so much riding on it though.

Also, more practically, does peak fertility not mean it anticipates you will ovulate within the next 48hrs, which means they are right in what they told you to do? Try to stay calm.

Have my fingers crossed for you, x

Fingerscrossed38 profile image
Fingerscrossed38 in reply to

Hi, thanks for replying. I had a talk to my Dr and we agreed to postpone the FET till next cycle. Gutted but I didn't want to risk another embryo since they claim the ERA results might be the reason we lost our last pgs. Next cycle we will be monitoring things really stringently with blood tests, scans and fertility monitor. It's so difficult with a natural fet. Hope you're doing well xx

in reply toFingerscrossed38

Sounds like the right thing to do if you want to have absolute confidence the timing is right.

And looking at it positively, if you have success next cycle it hopefully means your baby would be born in early Sept and be the oldest in their year not the youngest. Mine is 26 August and worry for him being literally the youngest when he goes to school. Didn’t think about that AT ALL when I proceeded with the FET for him.

In terms of me, I started down reg this morning, so back on the horse so-to-say. Fingers crossed all the supplements I’ve been taking lead to us finding a PGS normal embryo 🤞.

What exactly is ERA? I presume it’s something to do with checking receptivity to receiving an embryo?!?

Fingerscrossed38 profile image
Fingerscrossed38 in reply to

I think a natural cycle is really tricky and apart from having hourly blood tests you'll never accurately pin point the right time.

In hindsight we should have triggered on Monday morning after my scan as I only had a high reading at 06:15am but had my peak surge that evening at 10:45pm so I could have started that surge any time between. The follicle was still there at 11am scan. Oh well.

Good point about the Sept baby. I'd love that! Although at this point any baby would be lovely

An ERA is when they take a biopsy of uterine lining send it away and two weeks later you receive an exact time at which you should transfer embryo. Some women need a bit longer on progesterone. I wish I had done it before my first transfer.

Well done being your pgs embryo. Is it just the one? Would you visit y getting an ERA done this cycle just to be 100% sure you're transferring at the right time?? It's annoying having you wait a whole other cycle but they are so precious and give come thus far...

Xx

in reply toFingerscrossed38

Oh, to be clear, I’ve yet to do my IVF cycle. Just at the start of the journey.

We have 2 untested blasts in the freezer but given I seem to get pregnant then miscarry (2 out of 3 FETs), we’re going to try genetics to see if we can get a normal embryo in the hope it’s most likely chromosomal abnormalities that have caused miscarriages (9 weeks pre-Jack and 8.5 weeks post-Jack).

My mind boggles at all the other tests tbh. Getting pregnant doesn’t seem to be the problem. It’s staying pregnant with me. With my son I was on Clexane, asprin and prednisone incase I had any clotting or autoimmune issues, but in reality with me, they think it’s just age and genetics of the embryos. All of them came from 1 IVF cycle and we still have 1 left from it.

I know you had an unusually high number of normal embryos for your age from 1 cycle. For me, they’re telling me I’m likely the norm.

So, we’re now searching for our needle in a hay stack, as at 41, there will be some normal embryos but they will be few and far between.

Preparing myself for the reality that it might take a few more cycles to find one.

Fingerscrossed38 profile image
Fingerscrossed38 in reply to

Oh ok. I'm still pretty new to the whole IVF thing so trying to get my head around the different protocols. Will you thaw and test and re thaw your 2 dozen blasts?

I too seem to get pregnant easily but lose them early. They thought mine were chromosomal too but after losing a pgs I'm convinced idea something more. We will try clexane and use the ERA results next time. Hopefully that helps.

You don't need to worry about the ERA until the cycle before you want to actually do the transfer. I'm sure if you push them they'll let you do it. Our clinic is pretty good at being open to requests really.

I have my fingers crossed you get your pgs soon 😊

I just had a look at a site that can predict IVF due dates based on FET date. If I did my FET next cycle the due date would be roughly August 26th haha so gotta pray it gets pushed along a few days 😄

Cinderella5 profile image
Cinderella5 in reply toFingerscrossed38

Sorry to hear you've had to postpone but its the right thing to do if you arent confident about going ahead....roll on next cycle for you!xx

Fingerscrossed38 profile image
Fingerscrossed38 in reply toCinderella5

Yea I'm really gutted and frustrated. We should have triggered on Monday morning at my scan because I only had a high on fertility monitor a few hours before that. Not sure eh doctor wanted to push it to trigger Tuesday morning by ends up with peak Monday night so didn't want to risk the timing since we went to ask that trouble to get the ERA etc.

Fingers crossed we're more vigilant next cycle.

Looking forward to following you this transfer though xx

Cinderella5 profile image
Cinderella5 in reply toFingerscrossed38

It is gutting and frustrating when you're all geared up to go but you need to feel everything is right or you'd just worry you'd wasted those precious embryos if anything went wrong. At least you will be closely monitored for the next one which is good news! Thank you, will keep you all updated.xx

Fingerscrossed38 profile image
Fingerscrossed38 in reply toCinderella5

I have everything crossed for you xx

Cinderella5 profile image
Cinderella5 in reply toFingerscrossed38

Thank you!xx

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