Why Get Tested?
This test measures the Specific level of hCG in the blood. To confirm a pregnancy or to monitor pregnancy; to help identify an ectopic pregnancy; to monitor a pregnancy that may be at risk of failing; occasionally to screen a woman for pregnancy prior to some medical treatments; as part of a panel of tests used to screen for fetal abnormalities (see First Trimester Down Syndrome Screen and Second Trimester Maternal Serum Screening).
When to Get Tested?
When you suspect that you are pregnant (testing can be done reliably by 10 days after you miss your menstrual period and some methods can detect hCG even earlier); when you have signs and symptoms that suggest you may have an ectopic pregnancy or a pregnancy that is failing; prior to some medical treatments
A blood sample drawn from a vein in your arm.
Test Preparation Needed?
No preparation is needed for a blood sample.