Can Quantitative Hcg Test Be Wrong?

Is the hCG blood test always accurate? No test is 100 percent accurate every time. The hCG test can give both false-negative results and false-positive results for pregnancy. Your doctor will help you figure out your results or perform follow-up testing if there's any doubt.

How accurate is a quantitative hCG test?

Blood test results are about 99 per cent accurate and can detect lower amounts of hCG than urine pregnancy tests. The two main types of blood pregnancy test include: Quantitative blood test – measures the exact amount of hCG in the blood and can give you an estimate of how far along the pregnancy has progressed.

Are hCG tests ever wrong?

Some pregnancy tests detect hCG very early in pregnancy. Reputable home pregnancy tests can be highly accurate, but they aren't foolproof. False positives and negatives can occur for a variety of reasons.