Hcg 4 weeks twins

At 4 weeks pregnant, your baby is the size of a poppy seed. ... but you might be able to spot the gestational sac as early as halfway through week 4 — and if you're having twins, you'll likely see two of them! Baby's yolk sac. ... HCG alerts the corpus luteum (the once-follicle this egg was released from) that it needs to stick around and ...

Hcg 4 weeks twins. For pregnancies involving twins, hCG levels are typically higher than those of a singleton pregnancy, reflecting the presence of two developing embryos. This article will explore what to expect regarding twin hCG levels at 5 weeks. Understanding hCG Levels. After fertilization, the fertilized egg implants into the uterine lining, and the ...

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Twin Bump at 5 Weeks. At 5 weeks of a twin pregnancy, your bump will still not be a true bump, but there will definitely be some bloating. I know that I definitely felt like I was getting a bump, but it was invisible to the rest of the world. If it is a 2nd or 3rd pregnancy, you will likely get bigger faster as well.It's also worth mentioning that in cases of multiples and twins, baseline hCG levels will be higher. Significance of Low hCG Levels . ... Again, hCG levels should double every 48 to 72 hours during the first 1-4 weeks of pregnancy, and then double every 96 hours during weeks 6-10. IVF pregnancies that follow this rate of increase in hCG will ...veronicalind. Jan 22, 2024 at 9:10 AM. Hi! I know the only way to know if you are having twins is an ultrasound but I was hoping some of you could share your HCG level and progesterone levels. I feel like my progesterone is really high for a singleton. HCG 14 DPO: 358. HCG 17 DPO: 1162. Progesterone: 81!You're nine weeks pregnant with twins. Nine weeks in, and probably starting to put on a little bit of weight. That's completely normal, and something that happens when you're 9 weeks pregnant with twins. Expect to be putting on around 5 or 6 pounds by the time you've finished the first trimester. Still, there's a lot more to pay ...Progesterone levels also can have quite a variance at this stage of pregnancy. They can range from 9-47ng/ml in the first trimester, with an average of 12-20 ng/ml in the first 5-6 weeks of pregnancy. With both hCG levels and progesterone levels, it is not the single value that can predict a healthy pregnancy outcome.

After 3 cylces on clomid we are pregnant!! At 3weeks 5days my progesterone level was at 32, and doc said normal was 15-20. They moved up my ultrasound by 2 weeks to check for multiples.Jan 22, 2024 · veronicalind. Jan 22, 2024 at 9:10 AM. Hi! I know the only way to know if you are having twins is an ultrasound but I was hoping some of you could share your HCG level and progesterone levels. I feel like my progesterone is really high for a singleton. HCG 14 DPO: 358. HCG 17 DPO: 1162. Progesterone: 81! 13–16 weeks from LMP. 13,300–254,00 mIU/mL. 17–24 weeks from LMP. 4,060–165,400 mIU/mL. 25–40 weeks from LMP. 3,640–117,000 mIU/mL. Because every pregnancy is different, it's important ...Human Chorionic Gonadotropin. Human chorionic gonadotropin (hCG) is a hormone produced by the placenta during pregnancy. It helps thicken a person’s uterine lining to support a growing embryo and tells the body to stop menstruation. HCG levels rise after conception and continue to rise until about 10 weeks in pregnancy.For a single baby, HCG level varies from 70 to 750 mIU/mL. When it comes to twins, the normal HCG levels during the early stages of pregnancy is about 30% to 50% higher than in a single pregnancy. This is somewhere around 200 to 1750 mIU/ML. When a woman is pregnant with multiples, HCG levels will be particularly high because of each developing ...hCG levels rise during the first 6 to 10 weeks of pregnancy then decline slowly during the second and third trimesters. As your pregnancy develops, the increase slows down significantly. Between 1,200 and 6,000 mIU/ml serum, the hCG usually takes about 72-96 hours to double, and above 6,000 mIU/ml, the hCG often takes over four or …

The hook effect may occur when levels of hCG reach 500,000 milli-international units per milliliter. Certain medical conditions, such as cancer and pregnancy-related diseases, may cause high ...Feb 1, 2023 · Can high levels of hCG imply you have twins? Learn more about the “pregnancy hormone” and how weekly hCG levels can differ in a twin vs. singleton pregnancy. Beta-hCG is a shorthand term for a blood test used to measure hCG levels in early pregnancy. HCG is a hormone that is present in pregnancy. ... 4 Weeks 10 to 708 mIU/ml 5 Weeks 217 to 8,245 mIU/ml 6 Weeks 152 to 32,177 mIU/ml ... twins or triplets could be present. multiples are not uncommon in those who have undergone fertility treatments.My numbers were pretty dang high, too. A 2nd set of lab work revealed 985 hCG and 25 progesterone at 4 weeks 3 days. The dr and nurse were shocked and thrilled to see such high numbers.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 HCG

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With my twin girls, Di/Di, their levels at 4 weeks 2 days was 114. At 4 weeks 4 days was 258. At 5 weeks the level was 5,000. ... a history of miscarriages and currently in the middle of a “threatened miscarriage” due to spotting for the last 2 weeks. I had hcg tested around 4-5 weeks and it was normal, more than doubling in 48 hours. Since ...In general, the HCG level will double every 2-3 days in early pregnancy. 85% of normal pregnancies will have the HCG level double every 72 hours. HCG levels peak at about 8-10 weeks of pregnancy and then decline, remaining at lower levels for the rest of the pregnancy. There is a large variation in a "normal" HCG level for any given time in ...Baby at Week 4. During week 4 of pregnancy, the ball of cells is splitting into the embryo (your future child) and placenta. Baby's neural tube, the building block of the spine, brain and backbone, is already formed. The amniotic sac and fluid are forming into protective cushioning for baby.So far I know this: 4 weeks 6 days: 577. 5 weeks 1 day: 923. I hope it's true that numbers don't matter just the growth. Options. CMDR513 member. September 2013. Around 4 weeks- 126. At 5 weeks- 2341 and almost 6 weeks- over 10000.Typically: At 4 weeks, the range is about 5 – 426 mIU/mL. By 6 weeks, levels might rise to between 1,080 – 56,500 mIU/mL. These broad ranges acknowledge that "normal" varies …On 21st aug my hcg was 31 , on 23rd Aug HCg was 51.5 and on 27th August hcg level is 473.98. On 2nd Sep hcg was 2576. I have gone through Frozen embroy transfer on 12th august 2023. Two 4AA grade embroy transferred. Please let me know if these HCG values are ok and also is there chances of twins in this.

In 8195 pregnant women, total serum hCG levels were determined from blood samples drawn from the women at inclusion in the study (median 14.4 weeks; 95 % range 10.1-26.2). Women with a late termination of pregnancy (TOP) were excluded from the study population (n = 2). For population-based RR, and total hCG determinant analyses, women with ...At 4 weeks my HCG was only 14, still twins. So levels truly do vary! Like. Report as Inappropriate. J. JeannetteP3. 5weeks 7806 hcg. Like. 1. 1. You May Also Like.0. Jun 24, 2013. #1. I haven't seen the doc yet, just received a call from the nurse with my blood test results. She said my HCG levels are very low at 54. She said I'm only just 4 weeks and usually they range from 20-900 so I'm on the low end. I don't know what that means and I'm panicking that it means I'm going to miscarry.At 4 weeks of pregnancy, or 2 weeks after ovulation, HCG levels in a normal pregnancy typically fall between 10 and 750 mIU/mL, according to the website Perinatology.com. However, expected ranges may vary somewhat from one testing laboratory to another. If you're having more than one baby, your HCG level will often be higher than the usual ...Jul 31, 2020 ... ... hCG Levels That Could Mean You're Having Twins: https://www.twiniversity.com/2021/08/the-hcg-levels-that-could-mean-youre-having-twins/ 5 Weeks ...HCG Levels for Twins at 5 Weeks . HCG or Human Chorionic Gonadotropin is a pregnancy-specific hormone. Thus, the presence of hCG signifies pregnancy in a woman. In a normal single baby pregnancy, the hCG levels are 70-750 mIU/ml. While in twin pregnancy, hCG levels are even higher, there is about 30 to 50 percent increase than a single pregnancy.Symptoms of miscarrying one twin, which is known as vanishing twin syndrome, include mild cramping, pain in the pelvic region, vaginal bleeding and a decrease in the level of human...In October 2024 Babies. Beta HCG LEVELS and hunger. Thinking twins. February 10, 2024 | by Maybabay2016. I got my HCG level back at 4 weeks 6 days and it was 954.I'm also extremely hungry. Like eating like I'm 6 months pregnant. Wondering if it could be twins.

exhaustion. frequent urination. nausea. heightened sense of taste or smell. food cravings or aversions. Overall, the symptoms in week 4 often mimic your normal premenstrual symptoms. So much so ...

Mine was 1483 at 4 weeks, but turned out to be trisomy 21 pregnancy and ended at 7 weeks 🥲. Twins could be possible, but also a single. Hcg levels vary so much. 🙏. Wondering if anyone here had super high HCG levels in early pregnancy (or upon initial blood work done) and it ended up being twins?If you are carrying twins or multiples, your hCG levels will also increase rapidly during the first few weeks of pregnancy and peak around week 10 – just like in a singleton pregnancy. However, there is a chance that your overall hCG levels will be up to 50% higher than what is considered the “normal” range for a single pregnancy.4 weeks 4 days HCG levels. I'm now 4 weeks 5 days and had my blood draw yesterday, got the results back just now, HGC 138 and Progesterone 29.6. Doc says that my HGC indicates early pregnancy and that the progesterone level was good. Going back tomorrow morning for my second test to make sure it rises appropriately.My hcg was taking at 4 weeks 6 days and it was 17,129 my progesterone was 24. Had scan next day I was told and showed two sacs, thought the was empty until she moved the scanner and it showed both had yolks! ... So I HAD been carrying twins at 6 weeks. Up until 6 weeks my hcg had been quadrupling over 48 hour periods. I guess the one twin was ...The hook effect may occur when levels of hCG reach 500,000 milli-international units per milliliter. Certain medical conditions, such as cancer and pregnancy-related diseases, may cause high ...Dec 15, 2023 · Hi y’all! Thank you so much for your help answering my question.So I meet a lot of the criteria for a likely multiple pregnancy (obese, 35+, recent miscarriage just prior to this pregnancy), and when I went in for an HCG test at 4 weeks, 1 day my levels were at 284. Hcg at 4 weeks 4 days, comment with yours if you’d like!! linz0915. ... this is much much much higher than the average range. maybe you're having twins!!!! the range for 4 weeks is 5-426! Like. Show 4 Previous Comments. Report as Inappropriate. s. scarlettheilman @TheirMommy2021,There's a simple test: all you have to do is dilute your urine, which prevents hCG-βCF excess. Here's how: Collect your urine in a cup. Dilute your urine with an equal quantity of water. Re-take a pregnancy test using the diluted urine. If you are experiencing the hook effect, the pregnancy test using diluted urine will be darker.Twins run on my mums side of the family. 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.Jun 29, 2013 · Twins run on my mums side of the family. 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.

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Can you tell if you're pregnant with twins based on hCG levels? The short answer is no; hCG levels alone cannot tell you if you're pregnant with twins. This is …32,000–210,000. 13–16. 9,000–210,000. 16–29. 1,400–53,000. 29–41. 940–60,000. During the first 8 weeks of pregnancy, concentrations of hCG in the blood and urine usually double every ...0. Jun 24, 2013. #1. I haven't seen the doc yet, just received a call from the nurse with my blood test results. She said my HCG levels are very low at 54. She said I'm only just 4 weeks and usually they range from 20-900 so I'm on the low end. I don't know what that means and I'm panicking that it means I'm going to miscarry.Essentially, a beta-hCG test is used to confirm and/or evaluate a pregnancy via a blood test in a doctor's office. Beta-hCG (β-hCG) is a test that measures the amount of human chorionic gonadotropin (hCG) in the blood. This hormone is produced as soon as 10 days after conception. In healthy pregnancies, levels of hCG increase rapidly in early ...M. Midasachilles. Jan 10, 2015 at 3:24 PM. We unexpectantly became pregnant after only being able to conceive our 10 month old through fertility....hcg has only went from 13 to 29 to 42. They were all 2 days apart. Basically waiting to miscarry, but No signs yet. We are so blessed that we have our little guy and this gives us hope to naturally ...Human Chorionic Gonadotropin (HCG) serves as a crucial marker, and unraveling its role becomes pivotal in comprehending twin pregnancies. Elevated HCG …MsladyRN21. My Hcg levels were slow rising as well. I had one episode of bleeding so they decided to check my levels. 9/2: 1695. 9/7: 4212. 9/9: 5776, initially they were concerned because it was rising but not doubling. My 1st ultrasound was scheduled for 9/14, and surprisingly we discovered Twins!hCG levels after week 10. "This means that at the beginning of pregnancy, your hCG number (measured in mIU/ml or IU/l ) might be 2. It'll then move to 4, 8, and 16, and then it really picks up ... ….

Twin HCG Levels: Results. Here were my personal twin HCG levels by days past ovulation: 14dpo – 300 (4 weeks) 16dpo – 560 ; 21dpo – 2800 – ultrasound day 22dpo – 4900Corn ya dig it? Here's what you can do in Minneapolis this fall. Corn ya dig it? Here's what you can do in Minneapolis this fall. Join our newsletter for exclusive features, tips, ...Nov 15, 2022 · Twin Bump at 5 Weeks. At 5 weeks of a twin pregnancy, your bump will still not be a true bump, but there will definitely be some bloating. I know that I definitely felt like I was getting a bump, but it was invisible to the rest of the world. If it is a 2nd or 3rd pregnancy, you will likely get bigger faster as well. It was a wild week.. But as of now and 5 ultrasound and 5 blood tests later…. One healthy baby :) My HCG went all the way up to 280,000. So for all of you who were kind of assholes about me asking about why my HCG was high- I was rushed to the hospital for a possible twin molar pregnancy. So… 🖕I was 84 at exactly 4 weeks and 340 at 4 weeks and three days. The doctor said, "this is very appropriate" and scheduled my ultrasound for 6 weeks. At 4 weeks and 2 days my number was 430, 4 weeks 4 days 860, 5 weeks 2180. As long as the number is doubling every 48 to 72 hours, its normal and pregnancy is progressing.Twin baby development at 12 weeks. Face. Your babies' heads are developed and their facial features are beginning to form at this stage. Around this week, their eyes move closer together and ears move toward their final position on the side of the head. Their eyelids will also form, but still remain closed.A. Apetrushonis. Jan 20, 2021 at 3:46 PM. Been pregnant with twins twice hcg was always with in the normal range of pregnancy never an indication of multiples. One was hiding until 9w and I had an ultrasound every week from 4w on. Like. PM921. Jan 20, 2021 at 3:52 PM. A normal pregnancy may have low hCG levels and result in a perfectly healthy baby. The results from an ultrasound after 5 -6 weeks gestation are much more accurate than using hCG numbers. An hCG level of less than 5 mIU/mL is considered negative for pregnancy, and anything above 25 mIU/mL is considered positive for pregnancy. The test works by measuring the level of a hormone called human chorionic gonadotropin (hCG) in the blood. hCG is produced by the placenta, and its levels increase as the pregnancy progresses. It is a simple and convenient way also a very accurate test, with good a success rate. 4-5 weeks Pregnancy test For twin pregnancy Hcg 4 weeks twins, At 8 weeks pregnant with twins, you've likely seen (or will soon see) your babies on an ultrasound. Pregnancy symptoms at this time include morning sickness, bloating, food cravings or distaste, fatigue, breast changes, frequent urination, and increased vaginal discharge. Your twin babies will soon be considered fetuses and are developing quickly., 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. ... After about 12 weeks of pregnancy, this …, The Chinese scientist who claimed he helped create a pair of genetically edited twin girls with HIV resistance may have more such babies on the way. The Chinese scientist who claim..., 4 week HCG Levels. a. aml2204. Mar 28, 2016 at 11:29 AM. Hi there! This month I took Gonal f injections and had 17, 15, 15, 14 and 13 follicles the day of trigger. I just received my first bets and it was 135 12 days past IUI. She said it would probably be around 270 on day 14 and that it was probably twins., A gestational sac is usually seen at 5 weeks, yolk sac at 5 1∕2 weeks, and an embryo with heartbeat at 6 weeks using transvaginal ultrasound. ... 4, 5]. Measurements of serum beta hCG every 48 hours may be used to help determine viability of early intrauterine pregnancies and to help management in pregnancies of unknown location in ..., Jan 24, 2022 · 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 ️. , Jan 24, 2024 at 4:23 PM. I just found out at 19 weeks 4 days I am carrying mo/di twins. It was completely missed on my 8 weeks scan. My hcg levels were lower this pregnancy then they were with my singleton and with my miscarriage. My first draw was was at 3 weeks 5 days at 52, then a week later was 490 4 days later was 3,799. m., I don't think the progesterone means much for multiples, but your hcg levels do. a. ambor_bader. Posted 07-28-10. ... Mine was 71.8 at 5 weeks! I was very nervous about twins, but I had an ..., 3rd Trimester. 3640 to 117,000. Several Days After Baby. -. < 5. Most women will never know their hCG levels in pregnancy. Typically a urine test for the mere presence of hCG alone is sufficient for your obstetrical care in pregnancy. Looking at the specific levels is done if there is a complication or a suspected complication., Weeks 1-13 (First trimester) In the first trimester (until week 13), normal serum progesterone levels are between 10 to 44 ng/mL (or 31.8 to 139.9 nmol/L). As mentioned, progesterone levels are roughly the same for pregnant and non-pregnant women in the first 4 weeks of pregnancy., Exaggerated Symptoms. Increased Chance of Twins. High hCG Levels. Early Movement. Increased Weight Gain. A Sneaking Suspicion. Confirmation of Two Heartbeats. With the incidence of twin pregnancies on the rise, the chance of having multiple babies in your pregnancy is more common than ever. Twin pregnancies are often able to be detected at the ..., Typically hCG levels that fail to keep rising are a sign of: Ectopic pregnancy. Ectopic pregnancies happen when a fertilized egg implants somewhere outside of the uterus, like the fallopian tube or the cervix. When that happens, lower amounts of hCG are produced and the embryo can’t develop normally. HCG levels alone do not diagnose an ..., Jan 24, 2024 at 4:23 PM. I just found out at 19 weeks 4 days I am carrying mo/di twins. It was completely missed on my 8 weeks scan. My hcg levels were lower this pregnancy then they were with my singleton and with my miscarriage. My first draw was was at 3 weeks 5 days at 52, then a week later was 490 4 days later was 3,799. m., If HCG doubles every 48 hours, at 4 weeks 1 day your HCG would have been close to 100. In early pregnancy a few days makes a big difference! For the OP no idea what your numbers mean, but my fingers are crossed for you for a healthy pregnancy either way. TMESSER17. January 2012. At 4 weeks 4 days mine was 1799., A such hcg level week 2 round in hcg level week 3 real tigers has occurred over the 7-hydroxyflumequine capacity in dust hcg level with twins at 4 weeks to hcg level with twins at 4 weeks active weeks, and hcg level with twins at 4 weeks the sopropo of hcg level week 3 hero physicians. hcg level with twins at 8 weeks The peripheral slavery, n't ..., Signs of implantation with twins . Spotting at 4 weeks pregnant is often nothing to worry about, and can be a sign of implantation beginning. This is known as implantation bleeding.It occurs as the embryo attaches itself to the uterine wall. In the same way, you may experience some mild cramping at 4 weeks pregnant.It is very important that if you feel any more serious pains, you seek advice ..., A normal pregnancy may have low hCG levels and result in a perfectly healthy baby. The results from an ultrasound after 5 -6 weeks gestation are much more accurate than using hCG numbers. An hCG level of less than 5 mIU/mL is considered negative for pregnancy, and anything above 25 mIU/mL is considered positive for pregnancy., A gestational sac is usually seen at 5 weeks, yolk sac at 5 1∕2 weeks, and an embryo with heartbeat at 6 weeks using transvaginal ultrasound. ... 4, 5]. Measurements of serum beta hCG every 48 hours may be used to help determine viability of early intrauterine pregnancies and to help management in pregnancies of unknown location in ..., 5 Weeks Pregnant with hCG levels in the 5000 range. n. Nickabee24. Posted 09-11-09. After trying to get pregnant for 14 months, I took a hpt last week and it came back positive. I then went to my ..., First-trimester reference ranges (4-12 gestational weeks) for twin pregnancies were: TSH 0.69 (0.01-3.35) mIU/L and FT4 16.38 ... which might be attributed to the greater impact of hCG on TSH in twin pregnancies. Following the Chinese guideline recommendation, some pregnant women may seek prenatal care at 6 weeks of gestation or even ..., Apr 24, 2017 at 11:43 AM. My hcg at 11dp5dt was 1013 and at 13dp5dt was 2625. I just found out today at 7w2d it's twins! My doubling rate was 35 hours and I've read several studies that say that although singleton pregnancies can have high hcg numbers, it's more common in twin pregnancies and the doubling rate will be higher too., Jun 30, 2023 · Early signs of a twin pregnancy include severe morning sickness, quick weight gain, and more breast tenderness. Medically reviewed by Layan Alrahmani, M.D., ob-gyn, MFM. Written by Irina Gonzalez | Jun 30, 2023. Photo credit: Thinkstock. , k. klkuta89. Feb 25, 2024 at 8:13 PM. Hi, I am in the same boat, my HCG was 570 at 4 weeks 4 days and jumped to 1123 by 4 weeks and 6 days, I don't have an ultrasound for multiple weeks, so not sure if it is a single or multiples but these were higher HCG's than my previous pregnancies. Do you have an appointment coming up soon for your ..., Possible complications include: Premature labor and birth: The most common complication of multiple births is premature labor. If you’re pregnant for multiples, you are more likely to go into premature labor (before 37 weeks) than a woman carrying only one baby. The goal for many moms of multiples is to complete 37 weeks., First time seeing this doctor and apparently part of their confirmation is that they test HCG and progesterone. My HCG was 136,000 and of course I googled it, and now I'm wondering if I am carrying twins... Like. PandaBear467. That sounds right. I was at 73,000 during my week 7., With my first prego, I had a feeling of twins. I was right, beta was 75,000 at 6 weeks, but lost one right after that was drawn. I guess you just never know., In fact, during the first four weeks, hCG levels double every 48 to 72 hours. This acceleration of hCG levels then slows around week six, reaching its peak levels at about 8 to 11 weeks. Overall, hCG is a very important hormone during the first trimester of pregnancy, ensuring the health of the embryo until the placenta is formed., What were your hcg levels at 4 weeks? (2 weeks post day 3 transfer) Need info! At 11dp3dt my hcg level was at 219mIU/ml. At 13dp3dt it's at 415mIU/ml. What does that mean? I had a day 10beta and a day 14 beta. 10dp5dt 368 14dp5dt. 2,216. I'm currently 26 weeks with my twins!, February 2011. My levels were around 18,000 at around 5 weeks, but they couldn't see anything in the sac at all, even on an internal u/s. Went back a week later, and my one little bean was swimming around in there with a beautiful, strong heartbeat. kaysabella. May 2011., HCG levels rise quickly and exponentially, usually doubling every 2 days 3,4 in the first weeks before reaching a steady level (plateau) around week 10, ... How do twins and multiples affect hCG levels? 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 ..., A little more than half of twin pregnancies end in preterm delivery (before 37 weeks). While 40 weeks is the full gestation period of the average pregnancy, most twin pregnancies are delivered at approximately 36 weeks (range 32-38 weeks depending on the type of twin pregnancy). John Hopkins Medicine., my hcg for 5 weeks 1 day was 12000. there are ranges but honestly everyone is different. and every pregnancy is different. it's not one size fits all. however they do say that high hcg could be indicative of twins., With my first prego, I had a feeling of twins. I was right, beta was 75,000 at 6 weeks, but lost one right after that was drawn. I guess you just never know.