False Negative Result To. Small diverticula may not be detectable by scintigraphy. In rare cases an ectopic pregnancy can cause a false-negative test result.
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A false-negative test can happen if one has a very low viral load Dr. There are false negatives false positives and every result in between. If youre getting a false-negative pregnancy result consistently and youre sure that youre pregnant go to the doctor.
The false positive rate is the proportion of all negatives that still yield positive test outcomes ie the conditional probability of a positive test result given an event that was not present.
The RT-PCR test is a molecular-based test that detects traces of a pathogens genetic materialin this case the genetic material of the SARS-CoV-2 virus. The FDA advised that anyone testing. The FDA warned in May that the test could return false negative results. This usually occurs in the fallopian tubes but it can also happen elsewhere.
