Each symbol and color in the National Law Enforcement Explorers seal has special significance. 1  The circular form of the seal represents continuous existence. 2  The dominant blue field represents justice. 3  The inner circle contains a shield surmounted by an eagle.
More sensitive tests, those that are able to detect a lower amount of hCG, can provide an accurate result as early as 7-10 days post ovulation. When deciding if you should use an HPT or have a blood pregnancy test done at the lab, here are a few items to consider: (See the chart below for average blood hCG levels as pregnancy advances). 2  If hCG levels do not rise appropriately in those very early days, it can signal a problem with the pregnancy. 3  By monitoring your exact hCG levels with regular quantitative blood test, your doctor may be able to detect a problem early on.
A quantitative hCG test (beta hCG) measures the exact amount of hCG in your blood. It can find even very low levels of hCG. Because these pregnancy tests can measure the concentration of hCG, they may be helpful in tracking any problems during pregnancy.