Can you have a fertilized egg in your fallopian tubes and show negative pregnancy test?

It is possible to have a fertilized egg in your fallopian tubes and still get a negative pregnancy test. This is because pregnancy tests detect the presence of human chorionic gonadotropin (hCG) in the urine or blood. hCG is a hormone that is produced by the developing placenta. It typically takes several days for hCG levels to rise high enough to be detected by a pregnancy test.

If you have a fertilized egg in your fallopian tubes, it may not yet have implanted in the lining of the uterus. This means that there may not be enough hCG in your system to be detected by a pregnancy test. In addition, some early pregnancy tests are not as sensitive as others and may not be able to detect low levels of hCG.

If you think you may be pregnant but are getting negative pregnancy tests, you may want to wait a few days and test again. You can also try using a different brand of pregnancy test. If you continue to get negative results but still believe you may be pregnant, you should see a doctor.

Here are some reasons why you may get a negative pregnancy test even if you are pregnant:

* You tested too early. hCG levels typically start to rise a few days after implantation, which happens about 6-12 days after ovulation. If you test too early, there may not be enough hCG in your urine or blood to be detected.

* You used an expired pregnancy test. Expired pregnancy tests can give inaccurate results.

* You did not follow the test instructions correctly. Be sure to read and follow the test instructions carefully.

* You have a medical condition that is affecting your hCG levels. Some medical conditions, such as thyroid problems or kidney disease, can affect hCG levels.

If you are concerned about your pregnancy test results, talk to your doctor.