What are hcg levels for twins - Studies have shown that pregnant people expecting twins or multiples may have higher hCG levels than those experiencing a singleton pregnancy. That said, hCG levels vary from person to person and pregnancy to pregnancy, so hCG levels are not definitive to determine a twin pregnancy. Some people have high hCG levels and only …

 
Nov 30, 2023 · Here were my levels with my twin pregnancy (currently 35 weeks): 4/29 (Sat): 1921 (4 weeks 4 days) 5/2 (Tues): 5687 (5 weeks 0 days) Your HCG level is really similar to what my first pregnancy was at that stage (a singleton who is now 5) but that doesn’t mean much. You could still be having twins. You just never know until that first ultrasound. . Polly bergen net worth

Dec 12, 2023 · HCG Levels for Twins. Navigating the intricacies of twin pregnancies requires a deep understanding of Human Chorionic Gonadotropin (HCG) levels. In this comprehensive guide, we unravel the nuances of HCG levels for twins, providing insights into what elevated or low levels may signify in the context of expecting twins. The Significance of HCG ... Hcg levels for Singleton vs twins? m. Megan314159. Posted 11-10-19. I just got my beta levels back: 578 at 17 days post IUI. The nurse said anything over 100-200 was good, so of course now I’m a little worried about twins. The day I triggered I had one follicle at 24 mm and one at 16 mm.Mar 17, 2024 · My Twin HCG Levels vs Singleton HCG Levels. Out of interest, I looked back at my HCG results for my singleton baby – and they were not dissimilar. In fact, my singleton levels were higher for the dpo days! At the start, anyway. I had much fewer HCG tests completed, but the ones I did were that little bit elevated compared to the twin pregnancy. According to the Centers for Disease Control and Prevention (CDC), there were 31.2 twins born for every 1,000 births in 2021. But there are some things that can increase your personal chances...Nov 22, 2021 · Pregnancy blood tests can detect hCG hormone levels as low as 5 to 10 mIU/mL. Urine tests. At-home urine tests require higher levels of hCG to detect a pregnancy, typically at least 20 mIU/mL. If your home pregnancy test is positive, your healthcare provider may offer a blood test to check your hCG levels. The results can help your provider ... At an hCG level greater than 10,800 mIU/ml, there should be a visible embryo with a heartbeat. There is no sufficient scientific evidence that with twins there is always a faster-than-usual rise in hCG. Normal hCG values can vary up to 20 times in normal pregnancies.Nov 30, 2023 · Here were my levels with my twin pregnancy (currently 35 weeks): 4/29 (Sat): 1921 (4 weeks 4 days) 5/2 (Tues): 5687 (5 weeks 0 days) Your HCG level is really similar to what my first pregnancy was at that stage (a singleton who is now 5) but that doesn’t mean much. You could still be having twins. You just never know until that first ultrasound. Do twins run in your family? The chance of having twins can be affected genetics and other factors. Learn more about twins and genetics. The likelihood of conceiving twins is a com...Apr 27, 2022 ... High hCG levels and twins ... A high hCG number could indicate a multiple pregnancy, however it it is not conclusive. An ultrasound is needed to ...&quot;How do you handle all of this?&quot; That's a question I am often faced with. Edit Your Post Published by Maryann Oakley on August 25, 2020 "How do you handle al...Have you ever wondered if you have a doppelgänger out there? Thanks to advancements in face recognition technology, it is now possible to find your twin with just a simple click. O...Takeaway. While higher levels of hCG can indicate twin pregnancy, it is by no means definitive. You’re going to want to get an ultrasound to know for sure. Do you feel like …Regardless of whether you're actually busy at work, as soon as you get wrapped up in phrases like "I'm swamped" or "I don't have time for that," you almost certainly will be. As so...Mar 24, 2015 · Here are the 10 key things you should know about your HCG levels. 1. You’re pregnant – it’s in the blood. HCG is short for human chorionic gonadotropin. It’s produced by your placenta after conception. Most HPTs will pick up an HCG reading 11 or 12 days after the embryo enters the uterus. Dec 15, 2022 · Range of hCG levels and what they can mean. The chart below provides median hCG levels, but also a range. As you can see, the range varies significantly: The range for singletons is 5 – 397 and for twins it is 48 – 683. As you can see, there is a big overlap between the first hCG level in singleton and twins. &quot;How do you handle all of this?&quot; That's a question I am often faced with. Edit Your Post Published by Maryann Oakley on August 25, 2020 "How do you handle al...For a single baby, the hCG level varies from 70 to 750 mIU/ml (i.e., milli international units per millilitre, which is a unit to measure hormones). High hCG levels can be found for twins during the early stages for pregnancy. The normal hCG levels for twins is 30% to 50% higher than in single pregnancy- somewhere around 200 to 1750 mIU/ml.HCG LEVELS- twins ?? a. alexysw51. This is our 3rd pregnancy after 2 mmc. Like everyone else, I am wondering if we are having twins? I have also read that high hcg levels could be a little girl. 4 weeks - 1691. 5 weeks - 18642. 6 weeks - 41000. 6w1d - 63000. Curious to see everyone else’s numbers!The symptoms in a twin pregnancy are the same as in a singleton pregnancy except they are typically stronger. If you would have nausea with a singleton pregnancy, you’ll feel EXTRA nauseous when you’re pregnant with twins. Your hCG levels will also be a lot higher than with a singleton pregnancy but you would only be able to know that with ...HCG slowly rising. Hi, on Monday ( 5weeks 2 days) my HCG levels were at 4,790 and 42hr later at 5 weeks 4 days they were at 7,090. My doctor said it supposed to double and be at 9,000-10,000 instead. They aren’t quite doubling but is slowly rising, is this a bad...I have two beautiful, healthy babies after infertility. They are boy/girl twins, and when I tell people that, they usually say, &ldquo;You have one of each, now you can be... E...Mar 30, 2024 · Created a second chart specifically for twin hCG levels week by week, by taking the singleton levels and adding 40% to the values. I chose 40% because all of the resources I read on elevated twin levels stated they tend to be higher on average by between 30-50%, so selecting 40% as an ‘average’ seemed like a good midpoint. What hCG Level Indicates Miscarriage? In case of a miscarriage, hCG levels start decreasing from previous values. For instance, a baseline level of 120 mIU/mL that dropped to 80 mIU/mL two days later shows that the body is not providing the necessary hormones for the growth of the embryo. What hCG Level Indicates Twins?Understanding the normal HCG readings for twins is an important part of being able to analyze the hcg levels chart for twins more accuratelyl Counting from the week of your last menstrual cycle, normal HCG levels for the third week will reflect at between 5 – 50 mlU/ml; while the sixth week will see that reading rise up to 1080 – …Doctor said that was pretty high and a good number but no indication of a singleton or multiples at this point because HCG numbers vary from person to person in the very beginning. There are some people with 600 at that only have 1 baby and they have seen some with a level as low as 30 with twins.Child-friendly travel destinations in the US, Caribbean and Europe for parents with twins or multiples. Update: Some offers mentioned below are no longer available. View the curren...Do high hCG levels mean you're having twins? We spoke with two Ob-Gyns about the connection between hCG levels and pregnancy with multiples.Oct 19, 2022 ... ... hCG levels are increasing rapidly. ... You're having more than one child, such as twins or triplets. ... They will test your hCG levels every couple ....Babies. Twins & Multiples. Do High HCG Levels Mean You're Having Twins? What exactly do those hCG levels mean? We spoke with two OB-GYNs about the connection between hCG levels and …HCG Screenings to Test for Multiple Pregnancies. In some cases, higher levels of HCG could indicate that a person is pregnant with twins or multiples. However, this is not always the case. Doctors can perform blood tests to screen for HCG levels during the first trimester. If you're worried about your HCG levels or want to determine the odds ...Human chorionic gonadotropin (hCG) is a hormone produced by the placenta during pregnancy. If hCG levels fall or plateau early in the first trimester, doctors may suspect a potential pregnancy loss.Jan 3, 2022 · HCG chart: hCG levels by week While hCG levels can vary widely from person to person and from pregnancy to pregnancy, they tend to fall within a range. Below is the average hCG range during pregnancy, based on the number of weeks since your last menstrual period (Note, if your cycle is irregular, these numbers may not apply). However, home kits are available and can test hCG levels as early as 4 to 5 days after implantation. Enter the date of your first hCG test. So, if you were tested for hCG on March 10, 2017, you would choose or enter 10/03/2017. Next, enter the results from the beta hCG test into the IVF hCG calculator. Step 3.Dec 14, 2020 · That said, hCG levels vary from person to person and pregnancy to pregnancy, so hCG levels are not definitive to determine a twin pregnancy. Some people have high hCG levels and only give birth to one baby; others have exceptionally low hCG levels and give birth to multiples. If your doctor has been monitoring your hCG levels, talk to them ... While pregnant with twins, your hCG levels can be on the higher end of the standard hCG range. The levels shouldn't permanently exceed the range, though. It …Twin hCG Levels . Though it’s not possible to identify a twin pregnancy on hCG levels alone—they vary too widely from person to person to be a definitive marker—hCG levels are generally higher in mamas carrying more than one baby. Compared with singleton pregnancies, hCG and HPL levels were respectively 2.5 and …Jul 6, 2022 · Higher than average hCG levels might indicate that you’re having twins or triplets, but you’ll need an ultrasound scan to confirm this. “A normal blood level for hCG on the day a period is due (14 days after ovulation) is 40 to 120 mIU/mL, but levels are up to 400 in multiple pregnancies!” she says. Yes, multiple pregnancies (twins, triplets, etc.) have significantly higher hCG levels compared to singletons. One study broke out twin pregnancies and found that a beta HCG on day 13 after an embryo transfer of <207 mIU/mL had a 33% chance of delivering twins and a 55% risk of having a vanishing twin.What hCG Level Indicates Miscarriage? In case of a miscarriage, hCG levels start decreasing from previous values. For instance, a baseline level of 120 mIU/mL that dropped to 80 mIU/mL two days later shows that the body is not providing the necessary hormones for the growth of the embryo. What hCG Level Indicates Twins?Apr 22, 2024 · Extremely high levels of hCG can indicate a multiple pregnancy (for example, twins). On the other hand, low hCG levels may indicate an ectopic pregnancy. This means that the fertilized egg has been implanted in a place other than the uterus. Beta hCG levels were taken 12 days after an embryo transfer. What does a high beta hCG mean? A high beta hCG could indicate multiples (twins or triplets), which would be confirmed through an ultrasound. One study found that median hCG levels on Day 13 after a fresh embryo transfer were 329 for women with one baby and 544 for women carrying twins.The advance of short videos is reshaping how information is created, disseminated and consumed online. Snappy 15-second videos aren’t just for entertainment. On Chinese short-video...There are no standardized hCG ranges for twin or multiple pregnancies. However, it is estimated that the normal hCG levels for twins is 30% to 50% higher than with single pregnancies. hCG levels during pregnancyElevated hCG Levels. Women who are pregnant with twins may have increased levels of hCG, which is the hormone that is produced during pregnancy. However, increased levels of hCG do not automatically indicate multiples. Further investigation would be needed to verify the cause of a high hCG level. Abnormal AFP Test ResultsAdvertisement Ever heard of twins who celebrate their birthdays months apart? What about twins who have different biological fathers? This seems impossible, but it turns out that b...In the majority of pregnancies, HCG rise which is regarded as normal is a minimum of 60% over a period of 48 hours. If there are twins present, these levels can rise a lot more, yet it is usually not possible to determine twins just from HCG levels. For example, HCG can rise significantly even in a single pregnancy.Feb 1, 2023 · Jump To. hCG by Week. Higher With Twins? About hCG. hCG Testing. When hCG Is Low. When hCG Is High. Conclusion. Several different types of hormones are involved in pregnancy. One of these is called... But extremely high hCG levels (above 500,000 mIU/mL) may prevent home pregnancy tests from being able to properly interpret the result, and the read ends up negative. This is known as the "hook effect," and it can happen if you're further along in a singleton pregnancy (when hCG levels are significantly higher) in addition to in early pregnancy ...Elevated hCG Levels. Women who are pregnant with twins may have increased levels of hCG, which is the hormone that is produced during pregnancy. However, increased levels of hCG do not automatically indicate multiples. Further investigation would be needed to verify the cause of a high hCG level. Abnormal AFP Test Results. An alpha-fetoprotein ...These were my levels13dpo- 131 hcg 20.47 progesterone15dpo- 394 hcg 23.10 prog.20dpo- 2647 hcg 61.30 prog.We would certainly be very happy with twins. FTM to be! At 4 weeks my hcg was in the 500, progesterone was 8; at 5 weeks my hcg was 15,000 and my progesterone was 10. My obgyn had me do an ultrasound that week.When it comes to getting a good night’s sleep, having the right mattress is crucial. But with so many options on the market, it can be overwhelming to decide which one is right for...Research shows that higher levels of human chorionic gonadotropin (hCG) circulate in your body if you’re pregnant with multiples. More hormones may mean more intense pregnancy symptoms.Feb 26, 2019 · Carrying multiples (twins, triplets, etc.) can affect the rate of hCG rise, as well as how far along you are. Ectopic pregnancy and miscarriage can result in lower hCG levels. A molar pregnancy ... According to Greves, if you’re pregnant with twins or multiples, your hCG levels may be higher than if you were having a singleton. (But a high hCG level doesn’t automatically mean you’re expecting more than one baby—again, levels of hCG can vary by person and pregnancy.) In fact, Lamppa says high hCG levels can be normal with a ...Realizing that celebrity and fame does not mitigate a family’s struggle with mental illness. Twin Peak’s Mädchen Amick shares her family's story. We include products we think are u...Yes, multiple pregnancies (twins, triplets, etc.) have significantly higher hCG levels compared to singletons. One study broke out twin pregnancies and found that a beta HCG on day 13 after an embryo transfer of <207 mIU/mL had a 33% chance of delivering twins and a 55% risk of having a vanishing twin.In some cases, higher levels of HCG could indicate that a person is pregnant with twins or multiples. However, this is not always the case. Doctors can perform blood tests to screen for HCG levels during the first …Pregnancy blood tests can detect hCG hormone levels as low as 5 to 10 mIU/mL. Urine tests. At-home urine tests require higher levels of hCG to detect a pregnancy, typically at least 20 mIU/mL. If your home pregnancy test is positive, your healthcare provider may offer a blood test to check your hCG levels. The results can help your provider ...An hCG level between 6 and 24 mIU/mL is considered a gray area, and you’ll likely need to be retested to see if your levels rise to confirm a pregnancy. In general, a baseline beta hCG level >100 mIU/mL is generally considered a good, positive result. A really high beta hCG could indicate multiples (twins or triplets), which would be ...hCG Levels Twins. Human Chorionic Gonadotrophin Hormone (hCG) is unique to pregnancy. It is the hormone which is detected in the blood and/or urine of a woman who is pregnant. Tests for hCG tend to be extremely sensitive and it only requires the smallest concentration of hCG to be present for a positive pregnancy diagnosis to be made.jlco84. Dec 28, 2015 at 5:41 PM. Mine were not even close to that high and I was pregnant with twins, and continued on to have a healthy pregnancy. HCG levels actually are not indicative of a multiples pregnancy. Women with high HCG have singletons all the time and women with low HCG have multiples as well. Congrats on your pregnancy :)What are HCG Levels? HCG ( Human Chorionic Gonadotropin) is often called the pregnancy hormone because it is made by cells formed in the placenta, which nourishes the egg after it has been fertilized and becomes attached to the uterine wall. Levels can first be detected by a blood test about 11 days after conception and about 12-14 days after ...Levels of hCG should be increasing by at least 60% every 2-3 days, but ideally doubling every 48-72 hours. Progesterone levels rise much differently than hCG levels, with an average of 1-3 mg/ml every couple …Levels of hCG increase with time after conception, reaching a peak at about 9 to 12 weeks. It decreases and evens out at about 20 weeks. ... In dichorionic twins where one baby has the condition ...Due to elevated levels of pregnancy hormone hCG, women carrying multiples may have more nausea and vomiting than those carrying only one baby; Your growing faster-than-normal 6 weeks pregnant with twins belly may tip you off. But if you’ve never been pregnant before you don’t have anything to compare it to.Nov 2, 2012 at 7:40 PM. At 11dpo, my numbers were 103, then 4 days later at 15dpo, it was 978. 4 days after that, over 5000. I had twins. C. Cori30. Nov 2, 2012 at 7:40 PM. At 5w my hcg was 16,175 for twins, not sure how fast it doubled bc …Jul 8, 2020 · As with low levels, high levels of hCG do not necessarily indicate a problem with a pregnancy. Some women simply have higher levels. If a woman has high hCG levels, it could point to twins or ... Can you all post what your HCG was at 6 weeks (if you know) and if it’s twins/triplets! ️ ️. I didn't get bloods to check in week 6 but my HCG was over 1640 by 5 weeks and we have twins. It was tested around 2 weeks post IUI. They are both girls!! thank you! ️ ahhh! Come back here and tell me once you do ️.14,500 11 days post transfer...it's twins. Currently 28 weeks pregnant. My level was 680 at 9 days post transfer (FET) of a 5 day and 6 day blast. I now have 7 month old twin boys! 35 at 10dp5dpt. It was twins - lost one at 22 weeks, but the surviving twin is now 15 months. My hcg level was 9.2-4 days post transfer.I know HCG isn’t a good indicator though. My HCG always runs a little high and doubles quickly. At 4w 4w1d I was 276 then 4w3d I was 789 and now 5w3d I was 18519. It doubled quickly but that’s normal for my other singleton pregnancy too. Hope you do get twins if you want them though!Learn more about what hCG is, how it is tested, and what high hCG levels mean. Spoiler alert — yes, it can mean that you're pregnant with twins! What exactly is hCG and how does it work?Summary. hCG is a hormone that plays an important role in pregnancy, and levels can vary widely at this time and between individuals. Outside pregnancy, a high …The hCG levels chart below shows typical numbers throughout pregnancy. Note that an hCG level greater than 25 mIU/mL can confirm a pregnancy with an at-home pregnancy test. People who aren't ...An uneven yard can be dangerous to your home, health, and lawn. Learn about our top tips on how to level a yard so that you can address your uneven yard. Expert Advice On Improving...Do twins run in your family? The chance of having twins can be affected genetics and other factors. Learn more about twins and genetics. The likelihood of conceiving twins is a com...Summary. hCG is a hormone that plays an important role in pregnancy, and levels can vary widely at this time and between individuals. Outside pregnancy, a high …I had nearly 200,000 at 7w3d. My doctor told me that she ordered an immediate ultrasound (that same day) because she suspected twins--she was right. Twins do not run in my family, so this was a complete surprise! I think it varies, but the high numbers, apparently, led my doc to the right conclusion.Levels of hCG should be increasing by at least 60% every 2-3 days, but ideally doubling every 48-72 hours. Progesterone levels rise much differently than hCG levels, with an average of 1-3 mg/ml every couple …Are hCG Levels Higher with Twins? Sometimes with multiples, there is a higher initial hCG trend increase, says Maureen Baldwin, M.D., MPH, an assistant professor of Obstetrics and Gynecology at ...Hcg is tricky because it can be indicative of multiples, but also can mean molar/ectopic if it’s super high- or just a singleton. The only real way to confirm if there is actually multiples is an ultrasound. With that said, here’s ours: Conception: 8/2. 8/16- 252.5 HCG. 8/18- 609 HCG. 8/25- 14,386 HCGFeb 24, 2016 ... In conclusion, the median levels of maternal serum AFP, free-β-hCG and uE3 were higher in the twin pregnancies compared to those in the ...I have a questions for you twin moms who had their HCG levels (Ithink thats what its called) checked early in pregnancy. I just had my twins last week, but my sister just went through IUI and got pregnant. She is 4 weeks pregnant today and had her HCG levels checked. Her levels have tripled. her levels...If your hCG level differs, don’t worry, as it doesn’t necessarily indicate a problem with your pregnancy. The most crucial factor is the hormone’s growth rate during the early weeks. hCG levels in multiple pregnancies, such as twins or triplets, are usually higher since more embryos mean more sources of chorionic gonadotropin production.There were 431 clinical pregnancies (47%). Of these, 73% were singleton, 24% twin and 3% were triplet. Day 3 transfers produced higher hCG levels for both singleton and twin pregnancies compared with day 5 transfers (see Table above). It is possible that the difference in hCG levels was due to early post-implantation losses.Pregnancy blood tests can detect hCG hormone levels as low as 5 to 10 mIU/mL. Urine tests. At-home urine tests require higher levels of hCG to detect a pregnancy, typically at least 20 mIU/mL. If your home pregnancy test is positive, your healthcare provider may offer a blood test to check your hCG levels. The results can help your provider ...The average hCG level for singleton is 1721, while average twins hCG value is 3446 miu/l. Although, you can’t expect twins just because your hCG Blood test result is above the average i.e. 3400 at 5 weeks LMP, while hCG 20000 or higher at 5 weeks have the highest chance of having twins.Women pregnant with twins or multiples have high levels of hCG. This increased level of hCG could also be why some women who carry twins have severe morning sickness compared to women who are expecting only one baby. If you have a blood test to check your hCG levels and it’s higher than average, there is a chance that you …Dec 15, 2022 · Range of hCG levels and what they can mean. The chart below provides median hCG levels, but also a range. As you can see, the range varies significantly: The range for singletons is 5 – 397 and for twins it is 48 – 683. As you can see, there is a big overlap between the first hCG level in singleton and twins. Praying this baby survives and continues growing at my next ultrasound next Tuesday! #2 - I just got my HCG levels back today. 2 days ago I was 46,116 mIU/ml and today I was 43,531 mIU/ml. Doctor did tell me at the appointment that with vanishing twin syndrome the HCG level will rise but then fall a little as the baby is being absorbed.Dec 10, 2020 ... ... test my HCG levels right. What did you find out? they called me and my HCG levels are on the extremely high level of the spectrum for my ...Human chorionic gonadotropin (hCG) is a hormone produced by the placenta during pregnancy. If hCG levels fall or plateau early in the first trimester, doctors may suspect a potential pregnancy loss.

Summary. hCG is a hormone that plays an important role in pregnancy, and levels can vary widely at this time and between individuals. Outside pregnancy, a high …. Anna isd jobs

what are hcg levels for twins

Due to elevated levels of pregnancy hormone hCG, women carrying multiples may have more nausea and vomiting than those carrying only one baby; Your growing faster-than-normal 6 weeks pregnant with twins belly may tip you off. But if you’ve never been pregnant before you don’t have anything to compare it to.Do high hCG levels mean you're having twins? We spoke with two Ob-Gyns about the connection between hCG levels and pregnancy with multiples.According to Mayo Medical Laboratories, the level of human chorionic gonadotropin will fall to half of its pregnancy concentration in the body within 24 to 36 hours of birth, misca...Beta levels wont tell you anything because singleton levels can be high and twin levels can be low. Ive had 3 IVF pregnancies and my 4w betas were 140ish for first pregnancy, 70ish for the 2nd, and 140ish for the 3rd. All 3 started as twins.There are a number of HCG levels charts for twin girls that will show the levels being noticeably high when the mother is expecting a set of twin girls, however, there is no hard and fast rule with a number of mothers having sons, maybe even singletons at some pointst The best way to identify if you are having twins is to cautiously take a …Dec 2, 2020 · However, home kits are available and can test hCG levels as early as 4 to 5 days after implantation. Enter the date of your first hCG test. So, if you were tested for hCG on March 10, 2017, you would choose or enter 10/03/2017. Next, enter the results from the beta hCG test into the IVF hCG calculator. Step 3. I'm having twins and my HCG levels at 5 weeks was only 4,400 at 6 weeks it was 14,100 not at 7 weeks it was at 56,700...And both babies are growing normally with very strong heartbeats.hCG levels Twins/ Multiple Pregnancies. hCG levels with Twins or multiple pregnancy generally show higher development of the hormone, obviously due to the number of embryos formed in the uterus ( …m. mollymac. Aug 4, 2010 at 8:28 PM. @lemongrass613, We did IUI and at 15 dpo my hcg was 414. 17 dpo it was around 800. Found out it was twins at 5w3d. When the nurse called with my initial hcg she said "there might be two in there". I know hcg levels are not supposed to be reliable but in my case they were. l.Can you all post what your HCG was at 6 weeks (if you know) and if it’s twins/triplets! ️ ️. I didn't get bloods to check in week 6 but my HCG was over 1640 by 5 weeks and we have twins. It was tested around 2 weeks post IUI. They are both girls!! thank you! ️ ahhh! Come back here and tell me once you do ️.hCG levels then decline and level off, remaining steady for the rest of the pregnancy. ... a multiple pregnancy, such as twins or triplets; Is the hCG blood test always accurate?Outlook. Human chorionic gonadotropin, or hCG, is known as the “pregnancy hormone.”. HCG is made by the placenta and is tied to fetal growth. Small levels of hCG can be detected in the urine ...Identical twins happen when a single embryo from one egg and one sperm divide in two. The twins may share one or have separate placentas. Identical twins are always of the same sex. Conjoined twins are extremely rare and occur when an identical twin embryo does not fully divide. The babies’ bodies are fused and may share vital organs..

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