All you Want to Know About Pregnancy Tests
There are some pregnancy symptoms that can alert you that something is changing in your body to be pregnant. To find out for sure, it should give you a pregnancy test or especially if you or is overdue period.
Pregnancy test you do at home
The most convenient and fast to tell if you’re pregnant is a pregnancy test you can buy at the pharmacy. It is essential you choose a good day to get tested, because the pregnancy hormone HCG (human chorionic gonadotropin) is reliably detected in the urine two weeks after conception and not before. It is recommended to test with first morning urine which has the highest concentration of hormone.
Home pregnancy tests are performed correctly 99 percent reliability, meaning that there is a 1 per cent of exceptional cases that can fail.
How does a home pregnancy test
The home pregnancy tests have a device that contains antibodies that upon contact with the hormone HCG acquire color, which will show the marks of the result.
If negative, another test should ? three days later to rule out the possibility that your HCG level was low and was not detected. If you get a pregnancy test before the date, or before having a delay of at least one day, is likely to give a false negative test, and you might be pregnant. If it still remains negative and your period comes you do not see a doctor to examine the menstrual delay or rule out any other complications such as ectopic pregnancy (when the embryo implants in the fallopian tubes).
If positive, will not change even leave the device in contact with the urine over 5 minutes and you should consult a doctor about your pregnancy, although still not feel symptoms of pregnancy. The false positive occurs if you have an anembryonic pregnancy (no embryo or empty sac) but the result will be positive because the embryo implanted in the uterus will start producing the HCG hormone, but the pregnancy will not develop.
How to do the home pregnancy test
* Read the instructions carefully. The tests can have different instructions.
* Check the expiration date.
* Do not use a pregnancy test that has been in a damp or very hot.
* If you fill a container with urine, it must be clean and dry.
* Cysts in the ovaries (polycystic ovaries) and ectopic pregnancy (which takes place in the fallopian tubes) may give erroneous results.
* Medicines that contain HCG can affect the outcome, and some rare diseases.
If you do the pregnancy test a few days after conception, levels of HCG hormone will be low, but even the color of the marks is soft, it means you’re pregnant.
Pregnancy testing you does with the doctor
1. Urine test. We take a urine sample and sent to a lab.
2. Blood tests. Confirm or rule out pregnancy accurately and even days before urine tests. It has no false negative or false positive.
3. Examination of the pelvis. A pelvic examination at 6 weeks after your last period. If the end of pregnancy the cervix appears smooth and elongated.
4. The ultrasound. Between the fourth and fifth weeks the doctor can watch you and the embryo sac and in the sixth and the embryo can see and hear the heartbeat.