Hcg for twins

What you can expect to see. Have a nice day Photo/Shutterstock. A 7-week ultrasound showing crown rump length of baby, which helps figure out the age of the fetus. Surrounding the fetus is the ...

Hcg for twins. To calculate beta hcg level chart for twins (multiples chart) and molar pregnancy by DPO in mIU/L of hCG beta-subunit level: In women who are having a multiple pregnancy, twins pregnancy or more it is common for their hCG levels to be 30-50% higher than those with a singleton pregnancy. But this elevation is not evident until after the first ...

Dec 12, 2023 · Human Chorionic Gonadotropin (hCG) is a crucial hormone during pregnancy, and when expecting twins, monitoring hCG levels becomes even more significant. Below is a comprehensive hcg levels for twins chart outlining the typical hCG levels for different weeks during a twin pregnancy.

How twins could cause a false negative pregnancy test. It may sound unbelievable, but it's true: If you're pregnant with twins or multiples, a home urine test could possibly show a negative result. ... They measure a hormone produced during pregnancy called human Chorionic Gonadotropin, or hCG, which can be detected in blood or urine 10 to 12 ...The chance of having twins is significantly increased when undergoing assisted conception via fertility treatments compared to a natural conception, explains Dr. Kalish. "Fertility medications ...Clomid Dosage. Typically, people taking Clomid are given a dose of one 50 milligram pill once daily for 5 days starting on day 3, 4, or 5 of their menstrual cycle. The first day of bleeding is called cycle day 1. Ovulation usually occurs days 14 to 19 of the cycle.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 ...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 ...

Typically, the hCG level for twins will be around 30-50% higher when compared with a single pregnancy at somewhere about 200 – 1750 mlU/ml. hCG levels may double every two or three days when you’re in the early stages of pregnancy. A blood test will show the best result if taken around 7-8 days following ovulation.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 ...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 1.5 times higher throughout ...Hoping everything turns out well for you and the high hcg is caused by some other factor. Maybe your body just naturally has a higher level, it varies greatly between women. Another possible reasoning for higher than normal hcg is a multiples pregnancy. Hcg goes 30%-50% higher than normal for twin and higher pregnancies. Ok_Spite6846.Went in for blood work 14 days later, so 14dpo. My HCG came back super low- level 6. Doctor didn’t seem optimistic. Due to the holiday, I couldn’t go back until 6 days later for my 2nd draw. Number went to 197. Doctor and nurse said it made the necessary climb. ;) Try not to let a number consume you.Sometimes. There can be a higher initial hCG trend increase with multiples, says Maureen Baldwin, MD, MPH, an assistant professor of Obstetrics and Gynecology at Oregon Health and Science ...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. Then 11dp5dt was ...

Objective: To examine the distribution of first-trimester biochemical markers of aneuploidy in twins according to chorionicity. Methods: Maternal serum free-β-human chorionic gonadotropin (hCG) and pregnancy-associated plasma protein A (PAPP-A) were measured between 8-13 + 6 weeks as a part of a routine first-trimester screening program in conjunction with fetal nuchal translucency measured ...It’s been 40 years to the day since the Voyager mission commenced with the launch of Voyager 1 on September 5, 1977, with its twin Voyager 2 launching two weeks later. This groundb...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 …In early pregnancy, a 48-hour increase of hCG by 35% can still be considered normal. As your pregnancy progresses, the hCG level increase slows down significantly. Between 1,200 and 6,000 mIU/ml serum, the hCG level usually takes 72-96 hours to double. Above 6,000 mIU/ml, the hCG level often takes over four or more days to double.

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But for every 20 pregnancies conceived with Clomid, only one will result in twins. Clomid (clomiphene), a pill taken by mouth to induce ovulation, causes twin pregnancies between 5% and 12% of the time. That's fewer than one in 10 pregnancies. Your odds of conceiving triplets (or more) on Clomid is even lower: less than 1% (less than one in 100 ...Levels of hCG in blood can give some general insights into the pregnancy and baby's health. High levels of hCG can indicate the presence of more than one baby e.g. twins or triplets. Low levels of hCG can indicate pregnancy loss or risk of miscarriage.Connection Between HCG and Twins. HCG or Human Chorionic Gonadotropin is a hormone that helps in detecting pregnancy. 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.13 - 16 weeks. 9,000 - 210,000 µ/L. 16 - 29 weeks (second trimester) 1,400 - 53,000 µ/L. 29 - 41 weeks (third trimester) 940 - 60,000 µ/L. Higher than expected hCG levels may happen if you’re are pregnant with twins and triplets. It may also happen if you have an abnormal growth in your uterus (womb). Falling hCG levels may show a ...HCG was 220 at 13DPO, 726 at 15DPO and 11,727 at 23DPO. I was pregnant with twins before and my levels were in a higher range, but not as high as this time: 119 at 12DPO, 241 at 14DPO, 624 at ...

Here are some early signs (first trimester) that you might be carrying twins. 1. Elevated HCG. It is possible to get a positive pregnancy test slightly sooner with twins than with one baby. Since the human chorionic gonadotropin (HCG) levels are higher with multiples, they show up a little earlier. However, it is hard to determine the exact ...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. The level of hCG may double every 2-3 days in early pregnancy.I have two beautiful, healthy babies after infertility. They are boy/girl twins, and when I tell people that, they usually say, “You have one of each, now you can be... E...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.The doubling times of hCG are very short at the beginning of pregnancy, and the rate decreases as the hCG level increases. You can expect the following doubling times: hCG under 1,200 mIU/ml: between 30 and 72 hours. hCG between 1200–6000 mIU/ml: between 72 and 96 hours. hCG over 6,000 mIU/ml: over 96 hours. Do you remember your due date?Human chorionic gonadotropin(hCG), such as Novarel, Ovidrel, Pregnyl, and Profasi. This medication is usually used along with other fertility drugs to trigger your ovaries to release an egg ...The first trimester screening programme offers a noninvasive option for the early detection of aneuploidy pregnancies. This screening is done by a combination of two biochemical markers i.e. serum free β-human chorionic gonadotrophin (free β-hCG) and pregnancy associated plasma protein A (PAPP-A), maternal age and fetal nuchal translucency (NT) thickness at 11 + 0-13 + 6 weeks of gestation.Twin HCG is all over the board from totally normal, high, to even some moms who have reported a lower HCG than with their singleton. The only way to check is with an ultrasound. I don't want to scare you and it is possible that you are carrying multiples or that everything is totally fine, but there are other possibilities with HCG that high ...

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Signs of Having Twins at 5 Weeks. Higher-than-normal levels of hCG may indicate that you’re pregnant with multiples, but you’ll need to wait until your ultrasound for 100% certainty. Common early pregnancy symptoms of fatigue, frequent urination, breast tenderness, and food cravings are extra EXTRA — your symptoms are WAY more severe than ...Symptoms. People pregnant with twins have the normal symptoms of a single pregnancy, but oftentimes they are more pronounced. For example, if you’re pregnant with twins, your human chorionic gonadotropin (hCG) levels will rise faster and higher than in a single pregnancy. More of this hormone makes nausea more severe.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 ...32,000–210,000. 13–16. 9,000–210,000. 16–29. 1,400–53,000. 29–41. 940–60,000. Note: Normal hCG levels for nonpregnant women are less than 10.0 mIU/mL. Looking at the table, you may ...Results: One hundred eleven patients had positive serum quantitative hCG levels 14 days post-ET; 89/111, or 80.2%, had ongoing pregnancies. The spontaneous miscarriage rate was, therefore, 19.8% (22/111). If the level was less than 300, the ongoing multiple pregnancy rate was 9% (5/57). If the level was between 300 and 600, the ongoing ...They were definitely higher for me. 500ish for my first hcg with a singleton that I later miscarried. 9000+ at the same DPO with the twins, so I suspected a possibility, but definitely wouldn't have gone as far as to ask internet strangers - we waited for ultrasound confirmation of course! Reply reply. Emily3488. •.Oct 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. 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. The result for the HCG levels is 80,546, which is closer to 5 or 6 weeks pregnant — not 4 weeks. From what I've been reading, it could mean that I'm either (A) more than 4 weeks along (which I don't think is possible), (B) having twins or multiples, or (C) have a molar pregnancy. According to an article here on What to Expect, I have three ...A blighted ovum (also called an anembryonic pregnancy) is a type of early miscarriage that occurs when a fertilized egg implants into your uterus but does not develop into an embryo. The fertilized egg stops growing, but the gestational sac (where the embryo would develop) continues to grow. The placenta and empty gestational sac will release ...

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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 1.5 times higher throughout ...HCG can be so different for each person and each pregnancy and unfortunately doesn't help determine twins! For example, my beta at 12dpt was only 490 and I was pregnant with twins. So you could have 2 little beans in there! Or, maybe just 1!13 - 16 weeks. 9,000 - 210,000 µ/L. 16 - 29 weeks (second trimester) 1,400 - 53,000 µ/L. 29 - 41 weeks (third trimester) 940 - 60,000 µ/L. Higher than expected hCG levels may happen if you’re are pregnant with twins and triplets. It may also happen if you have an abnormal growth in your uterus (womb). Falling hCG levels may show a ...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 ...Updated on March 12, 2021. What is a normal hCG level early in pregnancy? hCG levels rise during the first 6 to 10 weeks of pregnancy then decline slowly during the second … 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 I’m also wondering if I could be carrying twins bc of my levels. My levels at 4 wks. - HCG 274.6. - Progesterone >60. Levels at 4wks + 3days. - HCG 1483. - Progesterone 53.27. Scheduled for 3rd blood draw in 2days and U/S in a week. Hoping for twins but we did do a single day5 embryo transfer but I’m hearing that my levels may be …I'm expecting twins and my HCG was 1451 at 17 DPO. There's such a wide range of "normal" HCG levels, so I don't think that's a good metric to use to guess whether you might have a twin pregnancy. My progesterone level was on the high end at 17 DPO, and that's what first made me suspicious that it might be twins. 6.Typically, the hCG level for twins will be around 30-50% higher when compared with a single pregnancy at somewhere about 200 – 1750 mlU/ml. hCG levels may double every two or three days when you’re in the early stages of pregnancy. A blood test will show the best result if taken around 7-8 days following ovulation. ….

Beta Scores for Successful* Twins Pregnancies . Days Past Ovulation (What is this?)Median HCG Level Lowest HCG Level Reported Highest HCG Level Reported Number of women reporting a number for this day; 10 : 24 5 289 17 11 : 60 13 1443 76 12It 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… 🖕Anyone had twins and had a similar HCG? I have a scan in about 2 weeks to date me (and I guess to find out!) 0. Reply. See last answer. AL (2) 27/07/2018 at 6:15 am. My sister had hcg levels of 45,000 at 6+0 weeks! only one baby, a scan the next day confirmed x. 0. Reply. Search for a thread.HCG for identical Twins. r. ritarita2018. Jul 12, 2018 at 12:27 PM. Hello! I was wondering, if HCG-Level is higher in identical twin-pregnancy with one placenta. My theory: If it is a dizygotic preg., there are two placentas making HCG, but if there is just one placenta, but two embryos (identical twins), the HCG is in the same range as for ...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 instance, the hCG levels singleton vs twin reads that the hCG level for a single baby is 70-750 ml. However, for twins, this reading gets doubled.Normal levels are found in: Non-pregnant women: less than 5 mIU/mL. Healthy men: less than 2 mIU/mL. In pregnancy, HCG level rises rapidly during the first trimester and then declines slightly. The expected HCG ranges in pregnant women are based on the length of the pregnancy. 3 weeks: 5 - 72 mIU/mL. 4 weeks: 10 -708 mIU/mL. 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. After a miscarriage, hCG levels drop back down to almost zero, though the timeline varies. At times, it's unclear whether a person is experiencing a miscarriage. In these instances, following ... Hcg for twins, The uterus is larger than expected because a twin or multiples pregnancy may cause the mother's uterus to expand beyond the range of a single pregnancy. Severe nausea, vomiting, breast tenderness, or other pregnancy symptoms; Higher hCG levels. hCG is a hormone detectable in pregnant women's blood or urine about 10 days post-conception., Around six weeks, each baby's spinal cord and brain start to develop from their own neural tube. Little arms and legs sprout. By eight weeks pregnant with twins, your babies will have buds for limbs that look like little paddles. All major organs take shape. By the end of eight weeks, all your babies' major organs, including the lungs and ..., 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 ..., Hcg levels can be measured through a blood test or a urine test. In twin pregnancies, twin hcg level tend to be higher than in singleton pregnancies. This is because the placenta produces more hcg when there are two embryos. Hcg Levels of Twins: What Do They Mean? Hcg levels of twins can be a useful tool for monitoring the health of a pregnancy., Twin pregnancies “can have 30% to 50% higher hCG levels than singleton pregnancies at the same time in early pregnancy,” Dr. Garg says. However, “detection of high hCG levels alone can't ..., Low levels. High levels. Unrelated to pregnancy. Seeing a doctor. Summary. hCG is a hormone that plays an important role in pregnancy, and levels can vary widely …, Low levels of hCG may be detected in a woman’s blood 8 to 11 days after conception. Sometimes with multiples, there is a higher, early trend in hCG levels. Twin and multiple pregnancies may also have 30 to 50% higher hCG levels than for one baby. Measuring hCG levels for twins cannot confirm the presence of twins., hCG level doubles every 2 days in early pregnancy. hCG values > 200,000 are unusual in singleton pregnancies. Values higher than this occur in twin pregnancies, molar pregnancies, and trophoblastic tumours. Ectopic pregnancies often have a lower than average hCG for dates and slower rate of increase. The half life of hCG is 12 to 48 hours., Galaxy8102. Last edited 01-21-17. So, I took my first pregnancy test, and the HCG line was way darker than the control line, I've seen this before it happened with my mom and it was because here HCG levels were higher than normal which an ultrasound later confirmed she was having twins. So knowing this information I took a second test to show ..., 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 ..., To calculate beta hcg level chart for twins (multiples chart) and molar pregnancy by DPO in mIU/L of hCG beta-subunit level: In women who are having a multiple pregnancy, twins pregnancy or more it is common for their hCG levels to be 30-50% higher than those with a singleton pregnancy. But this elevation is not evident until after the first ..., M. McK1996. Apr 27, 2024 at 7:13 PM. I have been having lower back pain from the beginning of my pregnancy. My doctor ordered me an HCG blood test. I was 7 weeks 5 days and my numbers were 235,700. Went in for my first ultrasound at 8 weeks and I am having Di/Di twins. Both had heartbeats and viable., Updated on March 12, 2021. What is a normal hCG level early in pregnancy? hCG levels rise during the first 6 to 10 weeks of pregnancy then decline slowly during the second …, My numbers went up by 7x in 4 days. I don't know that HCG is a very good indicator of twins or singletons. A friend of mine who is also pregnant has crazy high numbers with every pregnancy and its always a singleton. 3. 37trying. m. mke124. 151 and 551 at 14 dpo and 17 dpo. So nothing crazy and pg with twins., My beta hcg level was 144 on mar 21. 2 days after (mar 23) it was 540. is this increase of hcg a problem? or can it be twins? Dr. Jeffrey Juchau answered Family Medicine 35 years experience, Infertility issues can be addressed with Human Chorionic Gonadotropin Hormone (HCG) shots for a woman — otherwise known as trigger shots — and Intrauterine Insemination (IUI). This process ..., The human chorionic gonadotropin (hCG) test is done to check for the hormone hCG in blood or urine. Some hCG tests measure the exact amount. Some just check to see if the hormone is present. ... If you are pregnant, very high levels of hCG can mean a multiple pregnancy (such as twins or triplets). It can also mean a molar pregnancy or Down ..., 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 ..., I'm expecting twins and my HCG was 1451 at 17 DPO. There's such a wide range of "normal" HCG levels, so I don't think that's a good metric to use to guess whether you might have a twin pregnancy. My progesterone level was on the high end at 17 DPO, and that's what first made me suspicious that it might be twins. 6., 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 ..., Background: Serum human chorionic gonadotrophin (hCG) is higher in twin than that in singleton pregnancies. As hCG stimulates the thyroid to produce more free thyroxine (FT4), which may lead to decreased thyroid-stimulating hormone (TSH) levels, the reference ranges of thyroid-related indicators may differ between singleton and twin pregnancies in the first trimester., The first trimester screening programme offers a noninvasive option for the early detection of aneuploidy pregnancies. This screening is done by a combination of two biochemical markers i.e. serum free β-human chorionic gonadotrophin (free β-hCG) and pregnancy associated plasma protein A (PAPP-A), maternal age and fetal nuchal …, 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 ..., Aug 26, 2022 · 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. , Low levels of hCG may be detected in a woman’s blood 8 to 11 days after conception. Sometimes with multiples, there is a higher, early trend in hCG levels. Twin and multiple pregnancies may also have 30 to 50% higher hCG levels than for one baby. Measuring hCG levels for twins cannot confirm the presence of twins. , In the present study, pregnancy outcomes of patients whose serum β-hCG levels were < 300 mIU/ml 14 days after blastocyst transfer were investigated. Our study showed that pregnancy outcomes of the patients with initially low serum β-hCG levels were poor, with only 18.6% of live births. Nearly 50% (47.4%) of the patients were early miscarriage ..., Low levels of hCG may be detected in a woman’s blood 8 to 11 days after conception. Sometimes with multiples, there is a higher, early trend in hCG levels. Twin and multiple pregnancies may also have 30 to 50% higher hCG levels than for one baby. Measuring hCG levels for twins cannot confirm the presence of twins. , My numbers went up by 7x in 4 days. I don't know that HCG is a very good indicator of twins or singletons. A friend of mine who is also pregnant has crazy high numbers with every pregnancy and its always a singleton. 3. 37trying. m. mke124. 151 and 551 at 14 dpo and 17 dpo. So nothing crazy and pg with twins., If you’re in the market for new bed sheets for your twin-sized mattress, it’s important to know the exact dimensions you need. Twin beds are a popular choice for children’s rooms, ..., 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 ..., Specifically, twin and multiple pregnancies might have 30-50% higher hCG levels than singleton pregnancies. Even so, a detection of high hCG levels can't reliably predict twin pregnancies. That's because hCG levels vary greatly between each woman, and there's a wide range of normal levels., The median hCG level in twin pregnancies was almost double that in singleton pregnancies (201 mIU/mL vs. 115 mIU/mL). With detailed statistical analysis (ROC curve) they concluded that an hCG level of 76 mIU/mL was a suitable cut-off point for predicting viable pregnancy with 80% sensitivity and 82% specificity. The positive predictive value ..., An increase of at least 35% in 48 hours in early pregnancy is still considered normal. Below 1,200 mIU/ml, hCG usually doubles every 48-72 hours, but 35%+ is still normal. Between 1,200 and 6,000 mIU/ml serum, the hCG usually takes 72-96 hours to double. Above 6,000 mIU/ml, the hCG often takes over four days to double.