Sometimes, however, there may be hCG in your urine even if you are not (or are no longer) pregnant with a viable embryo. For ...

"Catching your first urine of the day ensures HCG levels ... this can cause a false positive reading on a pregnancy test.

“The first time I took a pregnancy test I tested ... first morning urine – I made sure that I read the instructions – but I got a negative. I immediately panicked; I was really scared and thought I ...

The urine pregnancy test is generally taken a week after you ... Just as the home pregnancy test kit can give a false positive, it can give a false negative result too. Here are some of the ...

It can cause a false positive result or a ... of people don't need a blood pregnancy test to confirm they are pregnant. And in fact, our[doctors'] urine tests are exactly the same as the ones ...

A pregnancy test detects hCG levels in your urine and shows if you are pregnant. Know that a false negative is more likely than a false positive. If you get a positive result, schedule an ...

False claims about a Plan B morning ... It is not designed to work if someone is already pregnant. Pregnancy tests work by identifying pregnancy hormones in urine. Mayo Clinic says it's best ...

Typically, traces of these substances in the urine mean the individual has them in their body. However, false positives can occur, where the test detects drugs when a person has not taken any.

The most commonly used tests to screen urine for drugs of abuse are immunoassays, even though false-positive results for drugs of abuse have been reported with a number of these rapid-screening ...