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 blood test, usually called a beta hCG test, measures the exact units of hCG in the blood. That means it will detect even the most minimal level. Common levels for a positive blood test are 10 to 25 units. A qualitative hCG blood test will give a simple yes or no answer to whether you are pregnant.