How Late Can hCG Be Detected After Conception? | Pregnancy Hormone Timeline

Learn when hCG develops and becomes detectable after conception. Find out why you might get a negative pregnancy test early and when to retest.

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Human chorionic gonadotropin (hCG) can develop as late as 10-14 days after conception. This hormone is usually detectable by a home pregnancy test around this time. If you suspect pregnancy but receive a negative test, consider retesting after a week, as hCG levels may not be high enough initially.

FAQs & Answers

  1. How soon after conception can hCG be detected? hCG can typically be detected 10 to 14 days after conception, which is when many home pregnancy tests can accurately detect pregnancy.
  2. Why might a pregnancy test be negative even if conception has occurred? A pregnancy test may be negative early on because hCG levels might not be high enough to detect yet. It’s suggested to retest a week later if pregnancy is still suspected.
  3. What is the role of hCG in pregnancy testing? hCG is a hormone produced after implantation that signals pregnancy. Home pregnancy tests detect this hormone to confirm pregnancy.