Beta hcg levels for twins

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).

Life does not have to be a rollercoaster, sometimes it can be a long lazy carousel ride. All photos by the author When I planned my first major travels with my 8-year-old twins, th...Mine was in the 1200-1500 range for both my singleton and my multiples pregnancies at 12dp5dt. I have a friend with a singleton that was even higher. Like. l. laurenk117. Jun 7, 2021 at 7:32 PM. @ivfgotthis, thank you so much for getting back to me girl, that’s so good to know!!! Sounds like it really is a wider range than I thought it was ...The ratios of AFP levels in twins to those in singletons were from 1.91 to 2.61, the ratios of free-β-hCG levels were from 1.79 to 2.64, and uE 3 levels were from 1.47 to 1.74 during 15–20 weeks of gestation. Xie et al also reported a similar conclusion. Notably, there were significant differences of 2-fold in several gestational weeks ...My first HCG level was at 181 & two days later it went up to 280. I had two perfect high quality blastocysts transferred. I'll be going back on Wed to have my levels checked again. Hi! I just want to let you know that my daughter's numbers did not double in 48 hours and she ended up with fraternal twin boys!It can really go either way. There is a correlation between high HCG and twins but it is not 100%, meaning you can have really high HCG and not have twins as well. My friend’s was over 800 at 10dp5dt and she is currently pregnant with just one baby (and only transferred one). An ultrasound is the only way.Tools. hCG calculator: How to track your hCG levels at home. Beta hCG doubling time calculator and charts. Our hCG calculator will help you make sense of your hCG levels at home during early pregnancy and keep track of how they are progressing by week. Updated 28 November 2022 |. Published 06 July 2022.A really high beta hCG could indicate multiples (twins or triplets), which would be confirmed through an ultrasound. ... Generally, hCG levels in a healthy pregnancy should double every 48 to 72 hours during the early days as an indication that the embryo has implanted and is growing. The higher the percentage of rise in hCG following the ...

It is still possible to have twins even if your hCG levels are within the “normal” range for a single pregnancy. However, there is still strong evidence in favor of the idea that hCG levels are typically higher in twin pregnancies. One study in particular found higher than average hCG and estradiol (E2) levels in women carrying twins.Jun 19, 2023 ... 00:00 · Is a higher hCG level an indication of twins at 2 weeks? ; 00:19 · Understanding hCG Levels ; 00:55 · Normal hCG Levels ; 01:21 &middo...Medically Reviewed. Does High hCG in Pregnancy Mean You’re Having Twins? A higher-than-average level of the hormone early in pregnancy is a possible indicator that you’re carrying...Abstract. Second-trimester distributions of the free beta human chorionic gonadotrophin (hCG) and alpha-fetoprotein (AFP) levels in 420 twin and 19 triplet pregnancies were measured and compared with the distributions in 6661 singleton pregnancies. On average, the levels of both analytes were twice as high and over three times as high in triplets."How do you handle all of this?" 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...2. 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.hCG levels by the week of pregnancy. Generally, hCG levels behave as follows throughout pregnancy weeks: Non-pregnant women or under 3 weeks pregnant: less than 5 mIU/ml. 3 weeks pregnant: between 5 and 50 mIU/ml. 4 weeks pregnant: between 5 and 426 mIU/ml. 5 weeks pregnant: between 18 and 7,340 mIU/ml. 6 weeks pregnant: between 1,080 and ...Apr 30, 2023 ... My HCG level is 37,076 at 6 weeks , what does that mean? 2023-9-18Reply. 0.

VEEE: Get the latest Twin Vee Powercats stock price and detailed information including VEEE news, historical charts and realtime prices. Indices Commodities Currencies StocksOct 10, 2009 at 5:36 PM. @MrsCramer2u, Like the previous posters have said, hCG levels aren't a reliable indicator for multiples. In a normal healthy pregnancy hCG levels should at least double every 48 hours. When I was pregnant my numbers were within normal range and I was carrying twins.HCG levels at 10dp5dt. a. aabburton. Jan 27, 2015 at 8:08 AM. I finally got my BFP on my second round of IVF!! Yay!! I had my Beta yesterday and waited ALL day long till 4:15pm (torture, yes even though I had + hpt's) and my Dr. actually called me stating my level at 10dp5dt was 285! He stated that it could possibly indicate that there is more ...Day 13 (after IUI) - HCG 182, estrogen 238, progesterone 43 - this triplet pregnancy (was on progesterone IM injections nightly) Day 15 - HCG 519, estrogen 544, progesterone 45 Day 27 - HCG 1206 ...Molar Pregnancy. Less commonly, high hCG levels can indicate a significant complication with your pregnancy—namely a molar pregnancy. This rare abnormality occurs in one out of every 1,000 pregnancies. Molar pregnancies are believed to result from a genetic mistake in the fertilizing sperm or egg, which causes the cells that would typically ...

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Deviations from the Norm: Causes and Concerns. Elevated HCG Levels. Deviations from the norm regarding elevated twins HCG levels raise important causes …In a singleton pregnancy beta hcg would on average rise every 48 hours whereas with twins / multiples it can be a lot quicker than that. Are they bringing ...The “hook effect” resulting in a false negative pregnancy test can occur with high hCG levels typically associated with advanced molar pregnancies (Yeung and Cheung, 2014, Mori and Lurain, 2015). All current commercially available hCG tests are two-site noncompetitive immunometric assays, also known as “sandwich” assays.However, beta human chorionic gonadotropin (β-hCG) was found to be the most predictive marker (9,10,11,12,13). A direct correlation has been shown between the level of β-hCG after implantation and pregnancy outcome (9,10,12,13,14). Low levels of serum β-hCG in early pregnancy predict poor pregnancy outcome (9,15,16,17,18,19,20,21,22).25 weeks - birth. 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.

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.With twin pregnancies, hCG levels can be 30% to 50% higher than those where only one embryo is present. It's important to keep in mind that the only way to …Day 13 (after IUI) - HCG 182, estrogen 238, progesterone 43 - this triplet pregnancy (was on progesterone IM injections nightly) Day 15 - HCG 519, estrogen 544, progesterone 45 Day 27 - HCG 1206 ...A level of less than five mIU/mL is a negative result, and above 25 mIU/mL is positive. Levels between 6 and 24 mIU/mL typically require a doctor to retest to confirm a pregnancy. Let’s take a look at the potential hCG levels in weeks from your last monthly period. 3 weeks: 5 – 50 mIU/mL. 4 weeks: 5 – 426 mIU/mL. 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 hemodynamically stable patients [5] "The expected rate of increase is 49% for an initial hCG level of less than 1,500 mIU/mL, 40% for an initial hCG level of 1,500 ... What are normal hCG levels at 4 weeks? hCG becomes detectable in urine about 10 days after ovulation.. What could be considered “week 4” of pregnancy. (Week 1 starts the first day of your last period.)hCG levels at 4 weeks pregnant are ideally about 5 to 426 mIU/mL (that’s units per milliliter of blood).. If at 4 weeks pregnant hcg levels are …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 …Chorionic Gonadotropin, beta Subunit, Human. Early β-hCG level increases are slower in vanishing twins than in singleton and twin pregnancies, with the slowest increases seen when the spontaneous fetal losses occur at earlier developmental stages. All increases, however, are within clinically accepted normal limits. Therefore, abnormal β-hCG ...In one study from 2011, serum β-hCG was measured on day 12 after embryo transfer (ET), day 17 embryo age, and levels higher than 80 IU/mL were found to be associated with positive fetal cardiac activity seen on the ultrasound at 6 weeks gestational age [ 8 ]. Naredic et al. demonstrated that a serum β-hCG level less than 500 IU/L on …While there is some research that suggests hCG levels can be higher in twin pregnancies, this is not necessarily always the case. It is still possible to have twins even if your hCG levels are within the “normal” range for a single pregnancy. However, there is still strong evidence in favor of the idea that … See more

26500. 62000. 117400. 42. 28000. 65000. 128200. Beta hCG database, levels chart, scatter plot and doubling time calculator by days after ovulation, IVF embryo transfer and missed period in early pregnancy.

You may also like ; 30+ Ultimate Chart Template Bundle ; HCG Levels Twins Chart By Week ; Normal Range HCG Levels Chart ; Molar Pregnancy HCG Levels Chart ; IVF HCG ...If you are carrying twins or multiples, it is normal to have hCG levels that are higher than the normal range. While there is no specific chart or figure for how high hCG levels can reach when carrying twins, some doctors suggest that it can be up to 30-50% higher than a normal pregnancy. Molar pregnancy... Levels of Hcg of Twins at 4 Weeks, Hcg Levels Week 4 of Pregnancy, 4 Weeks Hcg Beta Results Twins, Hcg Levels with Twins at 4 Weeks 3 Days.Obstetrics and Gynecology 20 years experience. 1400-3600: There is a wide range of possible HCG levels in pregnancy, but for 4w and 5d, the average levels will be between 1400 and 3600. Created for people with ongoing healthcare needs but benefits everyone. Learn how we can help. 5k views Answered >2 years ago.In 1st Trimester Experiences. Slow Rising HCG. Hi! My beta on 4.8 9dp5dt was at 94 and only increased to 114 on 4.10 2 days later. My clinic will retest me tomorrow on 4.12 and has already upped my progesterone intake…. but I’m obviously expecting the worse.I did have the flu a few days...Here's why: Home pregnancy tests look for the presence of human chorionic gonadotropin (hCG) in your urine, and levels of that hormone are indeed higher in multiple pregnancies — but not right away. [1] It …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 …HCG (human chorionic gonadotropin) is a hormone produced during pregnancy that can be detected in the blood or urine even before the mother misses her period. This hormone doubles about every 2 to 3 days and reaches its peak between 8 and 11 weeks of pregnancy. And you guessed it, it's also what is detected in an over the counter … 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.

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In a singleton pregnancy beta hcg would on average rise every 48 hours whereas with twins / multiples it can be a lot quicker than that. Are they bringing ...HCG (beta) at post IVF Day 11, and 13. f. firsttimemommaaaaa. Feb 18, 2016 at 7:08 PM. I had my very first IVF FET on 2/5/16. Tested positive Day 6 post transfer (urine test). My first beta was done Day 11 post transfer with beta of 350 and 630 on Day 13 (which was today). Im feeling nervous.The ratios of AFP levels in twins to those in singletons were from 1.91 to 2.61, the ratios of free-β-hCG levels were from 1.79 to 2.64, and uE 3 levels were from 1.47 to 1.74 during 15–20 weeks of gestation. Xie et al also reported a similar conclusion. Notably, there were significant differences of 2-fold in several gestational weeks ...Our HCG calculator will tell you how quickly your HCG levels are rising or falling. perinatology.com beta hCG Doubling Time Calculator : ... 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 …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. ... Im 6 weeks pregnant beta HCG 20,042 Is that normal ? Heart beat per minute 90/115. Reply. Chevy Aug 5 at 1:54 am.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 – 56500 mlU ...hCG/ beta-hCG is a hormone that is useful for detecting pregnancy. Its full form is Human Chorionic Gonadotropin. This hormone is produced by the developing baby. The hCG levels twins are starkly different when compared to single pregnancy. Basically, higher hCG levels is an indicator for multiple pregnancies in the expecting women. For …It can really go either way. There is a correlation between high HCG and twins but it is not 100%, meaning you can have really high HCG and not have twins as well. My friend’s was over 800 at 10dp5dt and she is currently pregnant with just one baby (and only transferred one). An ultrasound is the only way.TRCA: Get the latest Twin Ridge Capital Acquisition stock price and detailed information including TRCA news, historical charts and realtime prices. Indices Commodities Currencies...Life does not have to be a rollercoaster, sometimes it can be a long lazy carousel ride. All photos by the author When I planned my first major travels with my 8-year-old twins, th...Medically Reviewed. Does High hCG in Pregnancy Mean You’re Having Twins? A higher-than-average level of the hormone early in pregnancy is a possible indicator that you’re carrying multiples—but...HCG levels are first detected by a blood test around 11 days after conception and then by urine test about 12-14 days after conception. Not every individual is a candidate for continuous HCG monitoring. Many … ….

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 …All the comparisons show my hcg is high so likely twins but my First scan is in 3 weeks. Yes, with twins. What is your level? I had 420 at 10dp5dt, Todays (16dp5dt, equivalent to 21dpo) beta shows 4,800, so at 5+2 i Should be 9,600ish...When measuring hCG levels, your doctor will refer to something called beta hCG levels. In a nutshell, beta hCG levels note the exact amount of the pregnancy hormone in a person’s blood, while the qualitative hCG simply measures whether or not the pregnancy hormone is present in the blood, explains Sherry Ross , MD, an ob-gyn and women’s ...Aug 2, 2019 at 4:42 PM. Hi all! I just had my first ultrasound and they didn’t see a baby or yolk sac in my uterus. At my calculations I should be 6 weeks and 3 days. My pregnancy test is still positive, I’m extremely fatigued and nauseous, and my HCG level was 15,500. They also looked at my tubes (to check for ectopic pregnancy), and they ...A small proportion of 2-day β-hCG increases in each group were less than the expected 53% and still led to live birth (n = 61): 2.2% of vanishing twin pregnancies, 1.6% of singleton pregnancies, and 0.7% of twin pregnancies. Two patients’ early β-hCG values initially declined, yet ultimately led to singleton live births.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.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 ...Nov 16, 2023 · Twin and multiple gestation pregnancies are often associated with hCG levels on the higher end of normal. However, your healthcare provider will consider several factors, most notably prenatal ultrasound findings, to determine if you are pregnant with twins. Beta hcg levels for twins, 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., Feb 12, 2023 ... After hcg level 320 have twins or not. 13035 ... Hcg level in 5 week. 7874 Views. I am 5 week pregnant my beta hcg ... hcg levels were 1 ... Read ..., First some basics. Human chorionic gonadotropin (hCG) is a hormone that is released by the human embryo after conception. It is used to diagnose pregnancy and a result greater than 5 mIU/mL is generally considered positive. The hCG level has to rise appropriately (it doubles every 3 days or so in early pregnancy) till it reaches around …, The mean 2-day percent β-hCG increases between second and third β-hCG measurements were not significantly different among the three patient groups (not shown): 109.5% in vanishing twins compared with 120.3% in normally progressing singletons (P=.41), and 125.9% in normally progressing twins (P=.33). These differences were again not ..., It takes around 2 weeks after conception for hCG to be detected in a hCG pregnancy test. Low levels of hCG may be detected in a woman’s blood 8-11 days after conception. Sometimes with multiples, there is a higher, early trend in hCG levels. Twin and multiple pregnancies may also have 30-50% higher hCG levels than for one baby., Apr 11, 2024 · With twin pregnancies, hCG levels can be 30% to 50% higher than those where only one embryo is present. It's important to keep in mind that the only way to measure hCG levels is through a blood test. , The hcg level chart for twins and molar pregnancy hcg level chart If the woman has a singleton baby the above chart will be a good indicator on the pregnancy age. To calculate beta hcg level chart for twins (multiples chart) and molar pregnancy by DPO in mIU/L of hCG beta-subunit level: ... The hcg beta subunit levels at 5 weeks chart can be ..., Christine1125. Posted 12-23-17. So I'm still getting used to the excitement of a bfp after doing ivf. I was wondering what other ppls hcg levels were with twins vs one baby. My 9dp5dt was 159 ..., 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 …, b. bee214. Mar 29, 2016 at 12:49 PM. I can't even believe that I am writing this, but I just had my first beta at 11dp5dt FET and we got our BFP!!! Our number came in at 632! The nurse said that was high and I go back in on Thursday to see how the numbers progress. She said if my number is over 2000 I don't have to have the third test and we ..., We measured serum β-hCG at 13 days after embryo transfer as well as samples of β-hCG and estradiol at 8-9 weeks+6 days. Results No significant differences existed between singletons and twins in respect to demographic and cycle characteristics. β-hCG and estradiol were all significantly higher in twins (P<0.05)., 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 …, 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., Serum ß-hCG levels measured on the twelfth day after ovum pick up (OPU) and compared between the two groups Twelve days after embryo transfer, the mean levels of β-hCG in ongoing pregnancy group (419.7 ± 232.9 mIU/ml) was significantly higher than the group of non-viable pregnancies (44.8 ± 72.9 mIU/ml) (p < 0.005)., Here are 10 important things one needs to know her hCG levels-. 1. Should hCG levels be checked in every pregnant patient? NO. If you have conceived naturally, a simple urine pregnancy test is sufficient to confirm pregnancy. If however, your urine test is negative and your doctor wants to test again, then a blood hCG level can be checked. …, In a singleton pregnancy beta hcg would on average rise every 48 hours whereas with twins / multiples it can be a lot quicker than that. Are they bringing ..., At 13dpo my hcg was 57 and 3 days later was 399 so not a massive rise-definitely didn't suspect twins from it. My Pregesterone numbers were 52.5 at cd22 and remained in high 60s in first weeks of pregnancy. It wasn't until the 7 week ultrasound that we were told-and we were both shocked so you just never know., 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 pregnancy with..., The American Pregnancy Association says that pregnancy levels of hCG (human chorionic gonadotropin) return to normal about four to six weeks after pregnancy ends. The hCG levels pe..., 2. 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., hCG/ beta-hCG is a hormone that is useful for detecting pregnancy. Its full form is Human Chorionic Gonadotropin. This hormone is produced by the developing baby. The hCG levels twins are starkly different when compared to single pregnancy. Basically, higher hCG levels is an indicator for multiple pregnancies in the expecting women. For …, 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 ..., Feb 24, 2016 · The ratios of AFP levels in twins to those in singletons were from 1.91 to 2.61, the ratios of free-β-hCG levels were from 1.79 to 2.64, and uE 3 levels were from 1.47 to 1.74 during 15–20 weeks of gestation. Xie et al also reported a similar conclusion. Notably, there were significant differences of 2-fold in several gestational weeks ... , 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., You could have twins, but you can't really tell from the serum hCG value alone. At 18 DPO the serum hCG for singletons is normally between about 70 and 750 mIU/mL, and for twins, it can be between 200 and about 1750 mIU/ml. Calculate your actual hCG rise on the babyMed hCG Calculator., HCG levels at 10dp5dt. a. aabburton. Jan 27, 2015 at 8:08 AM. I finally got my BFP on my second round of IVF!! Yay!! I had my Beta yesterday and waited ALL day long till 4:15pm (torture, yes even though I had + hpt's) and my Dr. actually called me stating my level at 10dp5dt was 285! He stated that it could possibly indicate that there is more ..., 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., Dec 10, 2020 ... ... 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 projected ..., hCG Levels Explained. The discriminatory value of β-hCG levels has been improved in the recent years due to hCG assay tehniques, quality of ultrasound and clinician experience. 48-h spaced measurements of serum beta hCG may be used to help determine viability of early intrauterine pregnancies. The expected rate of increase is …, Advertisement Many people have trouble with the twin paradox because of the way in which the frame change is handled. In this case, the jump on John's clock for Hunter after the fr..., By 6 to 7 weeks beta hCG levels may take as long as 3 1/2 days to double. hCG normally reaches a peak level at about 8 to 10 weeks and then declines for the remainder of the pregnancy. The beta hCG …, Transvaginal ultrasonography demonstrates an intra-uterine gestational sac with nearly 100 percent sensitivity at β-hCG levels of 1,500 to 2,000 mIU per mL. 1 If the β-hCG level is above this ..., It can really go either way. There is a correlation between high HCG and twins but it is not 100%, meaning you can have really high HCG and not have twins as well. My friend’s was over 800 at 10dp5dt and she is currently pregnant with just one baby (and only transferred one). An ultrasound is the only way.