Medically reviewed by Peter Weiss, MDMany home pregnancy tests claim to be 99% accurate when testing is done on the day of an ...

Find out what these levels mean. Many pregnant people and ... Pregnancy testing involves the detection of hCG, either in the ...

With the ability to detect HCG at 25 mIU/mL, which is the level of HCG expected to be present in a woman’s urine around the time she would get her period, these tests are more than 99 percent ...

However, the urine test is unable to detect hCG at levels below 25–50 IU/l, so would not have been useful in our patient. Instead, the presence of heterophile antibodies was confirmed by adding ...