There are two types; one using urine samples, other blood samples. Both pregnancy tests detect the presence of a hormone called (hCG). This hormone is produced by the placenta shortly after the embryo attaches to the uterine wall and build up quickly in your body in the first few days of pregnancy.
It is this rapid change in hormones that trigger the most of your pregnancy symptoms.
urine test can be done in two different ways and this can be done at home or in a clinic. One way involves collecting your urine in a cup and dipping a stick into the urine or putting urine into a special container with an eyedropper. Another option involves placing a stick into your urine stream and catch your urine midway.
Tests vary in how long you have to wait to get the result. You will be looking for a change of color, line, or symbols (such as plus or minus). newer pregnancy test digital offered by ClearBlue Easy makes reading simple result: good window will display the words "not pregnant" or "pregnant"
You can also get recommended midstream urine tests online.
All tests come with instructions, and it is important that you follow these instructions to get accurate readings. a demonstration of how a pregnancy test works.
Most doctors recommend that you wait until the first day of your menstrual period before taking a urine pregnancy test. This is usually about two weeks after conception. However, some tests are more sensitive than others and can be taken in advance.
urine test or home pregnancy test about 97% accurate when done correctly. Home pregnancy tests are great to use because they can be done at home, they are usually low cost (anywhere from $ 7.99 to $ 19.99), the private sector, they provide quick results, and easy to use.
However, if done incorrectly, or taken too early, the results can be inaccurate. If you get a negative result and still have (,, menstrual breast pain, and), wait a week and take another test or contact your doctor so you can have a blood test done.
There are two types of. Quantitative blood test measures the exact amount of hCG in the blood and qualitative hCG blood test gives a simple yes or no answer to whether you are pregnant or not
Gains after blood tests carried .:
Disadvantages have blood tests done:
positive result from a home pregnancy test showed the presence of hCG hormone in your system. When the egg is implanted in the lining of the uterus of a woman, the hormone hCG started to grow and proliferate. This is a sign that you are pregnant.
A negative result can mean that you are not pregnant, you took the test too early, or you take the test wrong. pregnancy tests vary in their sensitivity (how quickly they can detect the hCG hormone), and you may not have to give their body enough time to produce enough of the hormone hCG which will appear on the test.
Also, if you let a test sit for too long (after the instructions on the box tell you), the test is invalid. The best thing is to follow the instructions and wait until you have missed a period before taking the exam. Most pregnancy tests come with two in the box, and it is a good idea to take a second.
It is recommended that you wait until you have missed the time to take a home test. A missed period is often one of the first. If you can not wait that long to find out and you know the day you may have conceived, then the earliest you can take a test would be 14 days from the chances of conception.
If you have received different answers on multiple pregnancy tests, it is recommended that you get a blood test done to get accurate answers
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Compiled using information from the following sources:
1. MedlinePlus [Internet]. Bethesda (MD): National Library of Medicine (US); Prenatal Testing.
2. US Department of Health and Human Services
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