Is this determined by polymerase chain reaction? Nothing is 100% accurate. It states that it is 99.9% accurate, but if you Google "Harmony Test Gender Wrong", you will get other moms with the same problem. Chances are the sample wasn't processed well or there wasn't enough fetal DNA there to get accurate results. All babies are female until they become male. I never learned anything about this when studying genetics its just an idea i had, but i'd expect that SRY genes could get accidentally spliced off paternal Y sperm's onto an X sperm in vivo that ends up make a XX karyotype fetus daughter that just randomly expresses SRY and develops a male phenotype.Point being, be prepared for any of these possibilities because though its rare, sometimes "CONGRATULATIONS ITS A BEAUTIFUL HEALTHY BABY INTERSEX INDIVIDUAL". New comments cannot be posted and votes cannot be cast. © 2020 Everyday Health, Inc. I vaguely remember being told that if the results said girl, there was a small chance it could be wrong, but that if it said boy, it was definitely a boy. Find advice, support, and good company (and some stuff just for fun). Sex is determined at conception. My friend had a pregnancy that was clearly a girl on every single ultrasound, including the 3D one (all done by different very experienced techs). I have also read it can come up boy and be a girl in a vanishing twin case. The lab could have messed up or had a contaminant. She loves her boy but he was quite the surprise! You have a fundamental misunderstanding of how this test works. So the fact that your dr doesn't offer it isn't due to the gender aspect but that the test has a lot of false positives for genetic diseases which cause the women angst and she will have to go through an amnio which has risk of its own. I have read that the harmony test has been wrong for gender a few times. I am not sure how the Harmony test is done, but a recent study showed that some cells from all your babies stay with you after birth. My concern would be that it wasn’t an actual NIPT and it was just wrongly assumed it was. This week she's 20 weeks, and the ultrasound definitely shows male. That does look like a girl to me, but I'm definitely no expert. Press question mark to learn the rest of the keyboard shortcuts. It's a small number, but maybe enough to cause false results in some number of women? Yeah it was nuts. SarahJacks. Techs are so experienced and so accurate, but every now and then the baby is a ninja! We wouldn't. Typically the mother was told boy and it turns out to be a girl. If there is even 1 they say boy.. if none then girl. The views expressed in community are solely the opinions of participants, and do not reflect those of What to Expect. An ultrasound past 18 weeks is the only real scientific method to determine gender. To the best of my knowledge, scans can be wrong but the harmony test is pretty damn accurate however she has been talking about possible reasons for it being a girl even though the harmony test said boy (vanishing twin, hormone imbalance due to her autoimmune disease etc.) It has to be. Sort by: Oldest Newest 118 Posts. Just not sure what to think at this point. Thanks. Now I'm worried! Put it in the huge pile of gender tests that aren't 100% accurate (nearly all) and move on. If you feel a message or content violates these standards and would like to request its removal please submit the following information and our moderating team will respond shortly. This is very stressful. I worked in radiology for some time. This action cannot be undone. As pp. We're obviously concerned if the baby is showing genetically to be female but has male genitalia. The Following 2 Users Say Thank You to babymummatobe For This Useful Post: LJD23 (04-12-2017),moosey (29-07 … Bookmark Discussion . So the fact that your dr doesn't offer it isn't due to the gender aspect but that the test has a lot of false positives for genetic diseases which cause the women angst and she will have to go through an amnio which has risk of its own. and 16 weeks is a bit early for gender unless your pretty good tech. Feel free to contact your doctor and ask any questions you have. If I'm not mistaken the Harmony tests also gender related genetic issues - sorry if I'm wrong here, but that's what I thought from reading my results - so I would not worry about this if everything was normal with your test. Laugh it off. Although as I said, highly unlikely. Science is so advanced these days isn't it. I think it is more likely to be told girl and then possibly be having boy as, as I understand if they can find no "y" chromosome in the DNA then they automatically say female (XX)...but there is a chance that there wasn't enough fetal DNA, therefore no "y" chromosome showing..however, firstly the result should be inconclusive if there isn't enough fetal dna and secondly, yes it happens but would be extremely rare.. I'm in tears. Are you sure you want to delete your comment? So two babies tried to implant one being male and the male didn't survive and only one baby seen at 8 week ultrasound but still leaving you with Y chromosomes in your blood. I have read that the harmony test has been wrong for gender a few times. I don't think it can detect this disorder, literally the disorder manifests as the child having one x and one Y chromosome, as a boy would, but having female external genitalia, no other accompanying chromosomal abnormalities that I know of. There’s nothing wrong with the (now 16 year old) child, just a fluke. Just out of curiosity, do you already have a son? Harmony test says it's a boy ultrasound says it's a girl. I'd say you're having a girl and go crazy with the shopping. You have a presumably healthy boy on the way. Gut feeling this time says boy (it said girl last time, and I have a beautiful 16 month old daughter). So my wife had a quad screen done yesterday. Harmony test says it's a boy ultrasound says it's a girl. Don't stress. Press J to jump to the feed. reviewed by our medical review board and team of experts. I've personally had two babies show up as girl on us and born boys. The first test was wrong. Maybe they are higher risk for one of those syndromes but weren't told because they got someone elses results or their wasn't enough fetal DNA to properly screen. My wife had a harmony scan done at 10 weeks on our second child. Learn more about, Your Guide to the First Trimester of Pregnancy, Your Guide to the Second Trimester of Pregnancy. Here is an example: Two things that worry me are that she mentioned a clinic that did the test via a finger prick ( does not sound like a harmony test to me!) From the early stages of pregnancy to when your teenagers are finally ready to leave the nest (even if they don't want to) we're here to help you through this crazy thing called parenting. I don't know how to help you, but we were told we were having a girl (based on 20 week ultrasound, not the blood test), but at birth we were surprised by a boy! This afternoon at our 20 weeks scan ( 20 weeks 2 days ) we were told boy. Please whitelist our site to get all the best deals and offers from our partners. In that sense it is actually testing the fetus' genetic matter.It's relatively new for it to be used as broadly as it is now. Are you sure you want to delete your discussion? said, it is either a wrong u/s or a contaminated harmony sample for some reason (vanishing twin, previous unnoticed miscarriage). Wait what? If it is a girl, it might still be a boy. We respect everyone’s right to express their thoughts and opinions as long as they remain respectful of other community members, and meet What to Expect’s Terms of Use. So the vanishing twin who is a male is the weak link in that test! I'm sorry it has caused you stress. I also found it strange that everyone I personally know that's taken it has been told they're having a boy. Very weird. : Hi there. My progenity test said boy! Well, their test is saying boy so I'm all over the place today. But we're probably just overthinking it. Sure, it tells the gender but that is not its purpose. I thought it was meant to be 99% accurate but a friend told me her OB didn't trust them and that they were incorrect quite often. By using our Services or clicking I agree, you agree to our use of cookies. Don't worry :). For example, you have a boy, pregnant again with a girl but harmony test picked up Y chromosome from previous, so test comes back as a boy. For the op, there is less than 1% chance of the blood test to be wrong. The science doesn't support your statement that all babies are female until they're male.