What does hCG standard range negative mean?

What does hCG standard range negative mean?

A negative hCG result means that it is unlikely that a woman is pregnant. However, tests performed too early in a pregnancy, before there is a significant hCG level, may give false-negative results. The test may be repeated in one week if there is a strong possibility of pregnancy.

What do you mean by biological reference?

In health-related fields, a reference range or reference interval is the range or the interval of values that is deemed normal for a physiologic measurement in healthy persons (for example, the amount of creatinine in the blood, or the partial pressure of oxygen). This is the general reference range.

Can you have a negative hCG level?

False-negative results If an hCG test comes back negative, that generally means you’re not pregnant. However, if the test was performed too early in the pregnancy, before your body has had time to produce enough hCG, you can get a false negative.

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What if hCG is negative but pregnancy is suspected?

A false negative (test is negative, but you’re pregnant) can occur if the blood pregnancy test was performed too early. There may not be enough hCG in the blood to detect a pregnancy. 4 If you believe that you received a false negative from testing too soon, your doctor may repeat the test after 48 to 72 hours.

What is the meaning of reference range?

Listen to pronunciation. (REH-frents raynj) In medicine, a set of values that a doctor uses to interpret a patient’s test results. The reference range for a given test is based on the results that are seen in 95\% of the healthy population.

What does a negative hCG test result mean?

Ask your healthcare provider what your test results mean for you. Results are given in milli-international units per milliliter (mIU/mL). A positive result is usually more than 20 mIU/mL of HCG, meaning that you are pregnant. Results of less than 5 mIU/mL of HCG are negative, meaning that it’s unlikely you are pregnant.

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What is the normal range of hCG test results?

Results are given in milli-international units per milliliter (mIU/mL). A positive result is usually more than 20 mIU/mL of HCG, meaning that you are pregnant. Results of less than 5 mIU/mL of HCG are negative, meaning that it’s unlikely you are pregnant.

What does reference range mean in lab test results?

1 Reference Ranges and What They Mean. 2 The “Normal” or Reference Range. 3 The brief answer is that a result out of the normal range signals the need for further investigation – or. 4 at least further explanation. 5 results to the test’s “reference range” also commonly called the “normal range” or “reference interval.”

What is the difference between a urine and a beta hCG test?

The urine test is a qualitative one in that it can only tell you if the sample is positive or negative for hCG. The same goes for the qualitative hCG blood test. In contrast, the beta hCG is a quantitative test, meaning it reveals not just that the hormone is present in the blood, but in exactly what amounts.

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