It is very important to check the expiration date on the package before using it. When a test is not used by its valid date, the presence of HCG may not be detected, resulting a negative test. This may be the rarest cause, however it is possible that a home pregnancy test has expired and no longer functioning properly. This may result in a false negative, as an expected period is not actually delayed yet, leading to an early pregnancy test. Therefore, it is possible for a woman’s cycle to be irregular initially, even though she used to have a regular cycle before. When a woman is breastfeeding, the body takes longer to return to its initial pre-pregnancy state. If you have these symptoms, proceed immediately to the hospital to confirm diagnosis and initiate treatment. A few signs that can indicate a possible ectopic pregnancy are intense abdominal pain, vomiting, vaginal bleeding, or feeling of abdominal heaviness. This type of pregnancy is a medical emergency that should be terminated as soon as possible, as it can cause serious damage to the woman’s reproductive system. In these cases, the body takes longer to produce HCG hormone, and the result can appear negative even if fertilization has occurred. It occurs when a fertilized egg implants outside of the uterus, usually in the fallopian tubes. You should track your period symptoms to have a better understanding of when your period is due to start.Īn ectopic pregnancy is a rare condition. If you cycles are usually irregular, you should only complete a test two to three weeks after your predicted period. This is because, just like above, the urine test is completed too early, before a period is actually late, resulting in a negative test. When your menstrual cycle is irregular, negative pregnancy tests are actually more likely to occur.
#A false negative pregnancy test may result from how to#
Read more about how to correctly complete a home pregnancy test. This allows the body enough time to produce sufficient HCG hormones to be detected in a urine test. However, the best way to guarantee a correct result is to wait for your period to be late, and then to do the test a few days later. Many women will complete a pregnancy test as soon as they feel symptoms of early pregnancy, like sore breasts or changes to vaginal discharge. This is one of the most common reasons for a false negative test. The most common reasons for a false negative home pregnancy test include: 1.
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