Lang says hCG levels that are falling, plateauing, or rising abnormally slow could indicate miscarriage , blighted ovum , or ectopic pregnancy. On the other hand, extremely high hCG levels may signal placental tumor, molar pregnancy , or pregnancy with multiples. At your first prenatal appointment , your doctor will test hCG levels to confirm your pregnancy.
According to Dr. Baldwin, subsequent tests are usually taken 48 hours apart, which lets doctors analyze trends in hCG levels. Rapidly rising, falling, or plateauing levels may require further testing. After the pregnancy can be seen on ultrasound , doctors will probably stop measuring hCG altogether. Adds Dr. They no longer predict the continuation of the pregnancy. Often, you won't know what your hCG levels are during pregnancy. Home pregnancy tests don't give a specific hCG number.
However, you may learn your hCG levels if your provider orders a blood test to confirm your pregnancy or as part of a screening test. Your provider may also order a series of two or more hCG blood tests if he or she has concerns about how your pregnancy is progressing. These blood tests, taken two to three days apart, can tell your provider whether your hCG levels are trending in the right direction.
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.
All about home pregnancy tests. BabyCenter's editorial team is committed to providing the most helpful and trustworthy pregnancy and parenting information in the world. When creating and updating content, we rely on credible sources: respected health organizations, professional groups of doctors and other experts, and published studies in peer-reviewed journals. We believe you should always know the source of the information you're seeing.
Learn more about our editorial and medical review policies. American Pregnancy Association. What is HCG? Betz, D. Human Chorionic Gonadotropin. Kaiser Permanente. Join now to personalize. If you are pregnant, you can detect it in your urine. Blood tests measuring hCG levels can also be used to check how well your pregnancy is progressing. After you conceive when the sperm fertilises the egg , the developing placenta begins to produce and release hCG.
It takes about 2 weeks for your hCG levels to be high enough to be detected in your urine using a home pregnancy test. A positive home test result is almost certainly correct, but a negative result is less reliable. If you still think you might be pregnant, do the test again or see your doctor.
If your doctor needs more information about your hCG levels, they may order a blood test. Low levels of hCG may be detected in your blood around 8 to 11 days after conception. The amount of hCG in your blood can give some information about your pregnancy and the health of your baby.
One of the ways of diagnosing a multiple pregnancy is by your hCG levels. A high level may indicate you are carrying multiple babies, but it can also be caused by other factors. They can only suggest that there are issues to look into.
If you have any concerns about your hCG levels, or wish to know more, speak to your doctor or maternity healthcare professional. You can also call Pregnancy, Birth and Baby to speak to a maternal child health nurse on Learn more here about the development and quality assurance of healthdirect content.
They can vary a whole lot from one mom-to-be to the next, so resist the urge to compare numbers. Back to Top.
In This Article. Continue Reading Below. More About Pregnancy Hormones. Your Guide to Pregnancy Hormones. View Sources. Mayo Clinic, Ectopic Pregnancy , December Mayo Clinic, Miscarriage , July Your Health. Pregnancy Groups. First Trimester. Jump to Your Week of Pregnancy. Pregnancy Week.
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