Pregnancy Chances After 14 Days Post-Intercourse with Negative Test

Pregnancy test 14 days after sexual intercourse?

If you took a pregnancy test 14 days after sexual intercourse and it showed only one line, and your period is two days late, the chances of being pregnant are relatively low.
However, it is still possible to get a false negative result, especially if the test was taken too early or if the hormone levels are not yet high enough to be detected.
It is advisable to wait a few more days and take another test or consult a healthcare professional for further evaluation.

A, 20~29 year old female. Ask Date: 2021/09/29

Dr. Wu Xianghui reply Obstetrics and Gynecology

1.
For pregnancy concerns, please take a home pregnancy test or visit a gynecologist for examination and evaluation four weeks after your most recent sexual intercourse.
2.
The menstrual cycle can be influenced by various psychological and physiological factors.
If your period is more than two months late, it is recommended to consult a gynecologist for examination and evaluation.

Reply Date: 2021/09/29

More Info

When it comes to assessing the chances of pregnancy after 14 days post-intercourse, especially when a home pregnancy test (HPT) shows a negative result, several factors need to be considered.
Firstly, it is important to understand the timing of ovulation and the implantation of a fertilized egg. Typically, ovulation occurs about 14 days before the start of your next menstrual period. If you had intercourse around the time of ovulation, there is a possibility of pregnancy. However, even if fertilization occurs, it can take several days for the fertilized egg to implant into the uterine lining, which is when the body begins to produce the hormone hCG (human chorionic gonadotropin) that pregnancy tests detect.

In your case, if you are testing 14 days after intercourse and receiving a negative result, it is possible that you are testing too early. Most home pregnancy tests are designed to detect hCG levels in urine, and while some tests can detect pregnancy as early as the day of a missed period, others may require waiting a few days longer for accurate results. Given that your period is already two days late, it would be advisable to wait a few more days and test again, preferably using first-morning urine, which typically contains the highest concentration of hCG.

Additionally, menstrual cycles can vary significantly in length and regularity. If your cycles are irregular or longer than average, it is possible that you may not have ovulated when you expected, which could explain the delayed period and negative test result. Stress, changes in weight, and other health factors can also impact your menstrual cycle and ovulation.

If you continue to experience a delayed period and negative pregnancy tests, it may be wise to consult with a healthcare provider. They can perform a blood test to measure hCG levels, which is more sensitive than a urine test and can provide a definitive answer regarding pregnancy. Furthermore, they can evaluate any underlying issues that may be affecting your menstrual cycle.

In summary, while a negative test at 14 days post-intercourse does suggest a lower likelihood of pregnancy, it is not definitive. Given that your period is late, it is recommended to retest in a few days or consult a healthcare professional for further evaluation. Remember, even under ideal conditions, the chance of conception in any given cycle is approximately 15-25%, so it is essential to remain patient and keep track of your cycle for future attempts.

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